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ื’ื•ื“ืœ, ืฆื•ืจื” ื•ืจื™ื›ื•ื–

ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื

ื’ื•ื“ืœ ืžื•ืœืงื•ืœืจื™

ืฆื•ืจืช ื—ืœืงื™ืงื™ื

ื ื™ืชื•ื— ื’ื•ื“ืœ ื˜ื™ืคื•ืช ืฉืœ ืชืจืกื™ืกื™ื ื•ืื™ืจื•ืกื•ืœื™ื

ืžื‘ื ื” ืžื•ืœืงื•ืœืจื™

ื”ึทืคืจึธื“ึธื”

ื ื™ืชื•ื— ื’ื•ื“ืœ ืกื™ื‘ื™ื

ืจื™ื›ื•ื– ื—ืœืงื™ืงื™ื

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ืžื“ืจื™ืš ืœืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื โ€“ ื—ืœืง ื

 ืขืจืš: ืขื“ื™ ื‘ืŸ-ื™ืขืงื‘

ืขืจืš: ืขื“ื™ ื‘ืŸ ื™ืขืงื‘

ืžื˜ืจืช ื˜ืงืกื˜ ื–ื” ื”ื™ื ืœืกืคืง ื™ื“ืข ื‘ืกื™ืกื™ ื‘ื˜ื›ื ื™ืงื•ืช ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ื”ืขื™ืงืจื™ื•ืช ื”ื ืžืฆืื•ืช ื›ื™ื•ื ื‘ืฉื™ืžื•ืฉ ื‘ืชืขืฉื™ื™ื” ื•ื‘ืืงื“ืžื™ื”. ื”ื˜ืงืกื˜ ื™ื”ื™ื” ืื™ื“ื™ืืœื™ ืขื‘ื•ืจ ื”ื—ื“ืฉื™ื ื‘ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื, ืื• ื”ืžืขื•ื ื™ื™ื ื™ื ืœื—ื–ืง ืืช ื”ื™ื“ืข ืฉืœื”ื ื‘ืชื—ื•ื. ื”ืžื“ืจื™ืš ืขื•ืกืง ื‘ื™ืกื•ื“ื•ืช ื”ื™ื›ืจื•ืช, ืชื•ืจืช ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ื•ืืžืฆืขื™ ืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื, ื•ื›ืŸ ืžื“ืจื™ืš ืขื–ืจ ืžื”ื™ืจ ืฉื™ืขื–ื•ืจ ืœื›ื ืœื”ื—ืœื™ื˜ ืื™ืœื• ื˜ื›ื ื™ืงื•ืช ืขืฉื•ื™ื•ืช ืœื”ืชืื™ื ื‘ื™ื•ืชืจ ืœืฆืจื›ื™ ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ืฉืœื›ื.


ืžื”ื• ื—ืœืงื™ืง? ื‘ืจืžื” ื”ื‘ืกื™ืกื™ืช ื‘ื™ื•ืชืจ, ืื ื• ื™ื›ื•ืœื™ื ืœื”ื’ื“ื™ืจ ื—ืœืงื™ืง ื›ื—ืœืง ื‘ื•ื“ื“/ืื™ื ื“ื™ื‘ื™ื“ื•ืืœื™ ืฉืœ ื—ื•ืžืจ.


ืœืžื˜ืจื•ืช ืžื“ืจื™ืš ื–ื”, ื ืฆืžืฆื ืืช ื”ื”ื’ื“ืจื” ื•ื ื›ืœื•ืœ ื—ืœืงื™ืงื™ื ืžื•ืฆืงื™ื, ื˜ื™ืคื•ืช ื ื•ื–ืœ ืื• ื‘ื•ืขื•ืช ื’ื– ื‘ืขืœื•ืช ืžืžื“ื™ื ืคื™ื–ื™ื™ื ื”ื ืขื™ื ื‘ื™ืŸ ืขืฉื™ืจื™ื•ืช ื ื ื•ืžื˜ืจ ืœืžืกืคืจ ืžื™ืœื™ืžื˜ืจื™ื ื‘ื’ื•ื“ืœื.

ืกื•ื’ื™ ื”ื—ื•ืžืจื™ื ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ื”ืžื•ืจื›ื‘ื™ื ืžื—ืœืงื™ืงื™ื ื”ื:

โ€ข ืื‘ืงื•ืช ื•ื’ืจื’ื™ืจื™ื ืœืžืฉืœ ืคื™ื’ืžื ื˜ื™ื, ืžืœื˜, ืžืจื›ื™ื‘ื™ื ืคืจืžืฆื‘ื˜ื™ื™ื

โ€ข ื“ื™ืกืคืจืกื™ื•ืช, ืืžื•ืœืกื™ื•ืช ื•ืชืจื—ื™ืคื™ื ืœืžืฉืœ ื—ื™ืกื•ื ื™ื, ื—ืœื‘, ื‘ื•ืฅ ื›ืจื™ื™ื”

โ€ข ืื™ืจื•ืกื•ืœื™ื ื•ืชืจืกื™ืกื™ื ืœืžืฉืœ ืžืฉืืคื™ ืืกื˜ืžื”, ืชืจืกื™ืกื™ื ืœื”ื’ื ื” ืขืœ ื”ืฆื•ืžื—.


ืžื“ื•ืข ืœืžื“ื•ื“ ืชื›ื•ื ื•ืช ื—ืœืงื™ืงื™ื?

ื™ืฉื ืŸ ืฉืชื™ ืกื™ื‘ื•ืช ืขื™ืงืจื™ื•ืช ืœื›ืš ืฉืชืขืฉื™ื•ืช ืจื‘ื•ืช ื ื•ื”ื’ื•ืช ืœื”ืฉืชืžืฉ ื‘ืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื ื‘ืชื•ืš ืขืกืงื™ื”ื.

1. ืฉืœื™ื˜ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ื‘ืื™ื›ื•ืช ื”ืžื•ืฆืจ ื‘ื›ืœื›ืœื” ืขื•ืœืžื™ืช ืชื—ืจื•ืชื™ืช ื™ื•ืชืจ ื•ื™ื•ืชืจ, ืฉืœื™ื˜ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ื‘ืื™ื›ื•ืช ื”ืžื•ืฆืจ ืžืกืคืงืช ื™ืชืจื•ื ื•ืช ื›ืœื›ืœื™ื™ื ืืžื™ืชื™ื™ื ื›ื’ื•ืŸ:

โ€ข ื™ื›ื•ืœืช ืœื’ื‘ื•ืช ืคืจืžื™ื” ื’ื‘ื•ื”ื” ื™ื•ืชืจ ืขื‘ื•ืจ ื”ืžื•ืฆืจ ืฉืœืš

โ€ข ืœื”ืคื—ื™ืช ืืช ืฉื™ืขื•ืจื™ ื“ื—ื™ื™ืช ื”ืœืงื•ื—ื•ืช ื•ื”ื–ืžื ื•ืช ืฉืื‘ื“ื•

โ€ข ืœื”ืคื’ื™ืŸ ืชืื™ืžื•ืช ื‘ืฉื•ื•ืงื™ื ืžื•ืกื“ืจื™ื.

2. ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ืžื•ืฆืจื™ื, ืžืจื›ื™ื‘ื™ื ื•ืชื”ืœื™ื›ื™ื ื‘ื ื•ืกืฃ ืœืฉืœื™ื˜ื” ืขืœ ืื™ื›ื•ืช ื”ืžื•ืฆืจ, ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ืชื›ื•ื ื•ืช ื”ื—ืœืงื™ืงื™ื ื”ืžืฉืคื™ืขื•ืช ืขืœ ื”ืžื•ืฆืจื™ื, ื”ืžืจื›ื™ื‘ื™ื ื•ื”ืชื”ืœื™ื›ื™ื ืฉืœืš ืชืืคืฉืจ ืœืš:

โ€ข ืœืฉืคืจ ืืช ื‘ื™ืฆื•ืขื™ ื”ืžื•ืฆืจ

โ€ข ืœืคืชื•ืจ ื‘ืขื™ื•ืช ื‘ื™ื™ืฆื•ืจ ื•ืืกืคืงื”

โ€ข ืœื™ื™ืขืœ ืืช ืชื”ืœื™ื›ื™ ื”ื™ื™ืฆื•ืจ

โ€ข ืœื”ื’ื“ื™ืœ ืืช ื”ืชืคื•ืงื” ืื• ืœืฉืคืจ ืืช ื”ืชืฉื•ืื”

โ€ข ืœืกืคืง ื™ืชืจื•ืŸ ืžื•ืœ ื”ืžืชื—ืจื™ื.


ืื™ืœื• ืชื›ื•ื ื•ืช ื—ืœืงื™ืงื™ื ื—ืฉื•ื‘ ืœืžื“ื•ื“?

ื‘ื ื•ืกืฃ ืœื”ืจื›ื‘ ื”ื›ื™ืžื™, ื”ืชื ื”ื’ื•ืชื ืฉืœ ื—ื•ืžืจื™ื ื—ืœืงื™ืงื™ื™ื ื ืฉืœื˜ืช ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืขืœ ื™ื“ื™ ื”ืชื›ื•ื ื•ืช ื”ืคื™ืกื™ืงืœื™ื•ืช ืฉืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืจื›ื™ื‘ื™ื. ืืœื” ื™ื›ื•ืœื™ื ืœื”ืฉืคื™ืข ืขืœ ืžื’ื•ื•ืŸ ืจื—ื‘ ืฉืœ ืชื›ื•ื ื•ืช ื—ื•ืžืจ ื›ื•ืœืœ, ืœืžืฉืœ, ืงืฆื‘ื™ ืชื’ื•ื‘ื” ื•ื”ืชืžื•ืกืกื•ืช, ื›ืžื” ื”ื—ื•ืžืจื™ื ื–ื•ืจืžื™ื ื•ืžืชืขืจื‘ื‘ื™ื ื‘ืงืœื•ืช, ืื• ื“ื—ื™ืกื•ืช ื•ืฉื—ื™ืงื”. ืžื‘ื—ื™ื ืช ื™ื™ืฆื•ืจ ื•ืคื™ืชื•ื—, ื›ืžื” ืžื”ืžืืคื™ื™ื ื™ื ื”ืคื™ื–ื™ื™ื ื”ื—ืฉื•ื‘ื™ื ื‘ื™ื•ืชืจ ืœืžื“ื™ื“ื” ื”ื:

โ€ข ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื

โ€ข ืฆื•ืจืช ื—ืœืงื™ืงื™ื

โ€ข ืชื›ื•ื ื•ืช ืฉื˜ื— ืคื ื™ื

โ€ข ืชื›ื•ื ื•ืช ืžื›ืื ื™ื•ืช

โ€ข ืชื›ื•ื ื•ืช ืžื˜ืขืŸ ื—ืฉืžืœื™

โ€ข ืžื™ืงืจื•ืกื˜ืจื•ืงื˜ื•ืจื”

ื‘ื”ืชืื ืœื—ื•ืžืจ ื•ืœื™ื™ืฉื•ื, ื—ืœืง ืžื”ืžืืคื™ื™ื ื™ื ื”ื "ืœ ืื• ื›ื•ืœื ื™ื›ื•ืœื™ื ืœื”ื™ื•ืช ื—ืฉื•ื‘ื™ื ื•ื”ื ืขืฉื•ื™ื™ื ืœื”ื™ื•ืช ืงืฉื•ืจื™ื ื–ื” ื‘ื–ื”: ืœืžืฉืœ ืฉื˜ื— ื”ืคื ื™ื ื•ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื. ืœืฆื•ืจืš ืžื“ืจื™ืš ื–ื”, ื ืชืจื›ื– ื‘ืฉื ื™ื™ื ืžื”ืžืืคื™ื™ื ื™ื ื”ืžืฉืžืขื•ืชื™ื™ื ื•ื”ืงืœื™ื ืœืžื“ื™ื“ื” - ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื•ืฆื•ืจืช ื”ื—ืœืงื™ืงื™ื.



ืžืืคื™ื™ื ื™ ื—ืœืงื™ืงื™ื

ื’ื•ื“ืœ ื—ืœืงื™ืง

ื”ืžืืคื™ื™ืŸ ื”ืคื™ื–ื™ ื”ื—ืฉื•ื‘ ื‘ื™ื•ืชืจ ืฉืœ ื“ื’ื™ืžื•ืช ื—ืœืงื™ืงื™ื ื”ื•ื ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื. ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžืชื‘ืฆืขืช ื‘ืื•ืคืŸ ืฉื’ืจืชื™ ื‘ืžื’ื•ื•ืŸ ืจื—ื‘ ืฉืœ ืชืขืฉื™ื•ืช ื•ืœืจื•ื‘ ืžื”ื•ื•ื” ืคืจืžื˜ืจ ืงืจื™ื˜ื™ ื‘ื™ื™ืฆื•ืจ ืžื•ืฆืจื™ื ืจื‘ื™ื. ืœื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื™ืฉ ื”ืฉืคืขื” ื™ืฉื™ืจื” ืขืœ ืชื›ื•ื ื•ืช ื”ื—ื•ืžืจ ื›ื’ื•ืŸ:

โ€ข ืชื’ื•ื‘ืชื™ื•ืช (ืจืืงื˜ื™ื‘ื™ื•ืช) ืœืžืฉืœ ื–ืจื–ื™ื, ืื• ืฉื™ืขื•ืจ ืคื™ืจื•ืง ื•ื”ืชืžื•ืกืกื•ืช ื˜ื‘ืœื™ื•ืช

โ€ข ื™ืฆื™ื‘ื•ืช ื‘ืชืจื—ื™ืคื™ื ืœืžืฉืœ ืืžื•ืœืกื™ื•ืช, ืฆื‘ืขื™ื

โ€ข ื™ืขื™ืœื•ืช ื•ื–ืžื™ื ื•ืช ื‘ื™ื•ืœื•ื’ื™ืช ืœืžืฉืœ ืžืฉืืคื™ ืืกืชืžื”

โ€ข ืžืจืงื ื•ืชื—ื•ืฉื”, ืœืžืฉืœ, ืžื–ื•ืŸ

โ€ข ืžืจืื”, ืœืžืฉืœ, ืฆื™ืคื•ื™ื™ ืื‘ืงื” ื•ื“ื™ื•

โ€ข ื™ื›ื•ืœืช ื–ืจื™ืžื” ื•ืขื™ื‘ื•ื“, ืœืžืฉืœ, ืื‘ืงื•ืช ื•ื’ืจื’ื™ืจื™ื

โ€ข ืฆืžื™ื’ื•ืช, ืœืžืฉืœ, ืชืจืกื™ืกื™ ืืฃ ื•ืžืฉื—ื•ืช

โ€ข ืฆืคื™ืคื•ืช ื”ืืจื™ื–ื” ื•ืคื•ืจื•ื–ื™ื‘ื™ื•ืช (ื ืงื‘ื•ื‘ื™ื•ืช), ืœืžืฉืœ, ืงึตืจึธืžึดื™ืงึธื”.

ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื•ื”ื‘ื ืช ื”ืื•ืคืŸ ืฉื‘ื• ืชื›ื•ื ื” ื–ื• ืžืฉืคื™ืขื” ืขืœ ื”ืžื•ืฆืจื™ื ื•ื”ืชื”ืœื™ื›ื™ื ืฉืœืš ื™ื›ื•ืœื” ืœื”ื™ื•ืช ืงืจื™ื˜ื™ืช ืœื”ืฆืœื—ืช ืขืกืงื™ื ื™ืฆืจื ื™ื™ื ืจื‘ื™ื.


ื›ื™ืฆื“ ืื ื• ืžื’ื“ื™ืจื™ื ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื?

ื—ืœืงื™ืงื™ื ื”ื ืื•ื‘ื™ื™ืงื˜ื™ื ืชืœืช ืžื™ืžื“ื™ื™ื, ื•ืืœื ืื ืžื“ื•ื‘ืจ ื‘ื›ื“ื•ืจื™ื ืžื•ืฉืœืžื™ื (ืœืžืฉืœ ืืžื•ืœืกื™ื•ืช ืื• ื‘ื•ืขื•ืช), ืœื ื ื™ืชืŸ ืœืชืืจื ื‘ืžืœื•ืื ืขืœ ื™ื“ื™ ืžืžื“ ืื—ื“ ื›ื’ื•ืŸ ืจื“ื™ื•ืก ืื• ืงื•ื˜ืจ. ืขืœ ืžื ืช ืœืคืฉื˜ ืืช ืชื”ืœื™ืš ื”ืžื“ื™ื“ื”, ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื ื•ื— ืœื”ื’ื“ื™ืจ ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื‘ืืžืฆืขื•ืช ื”ืžื•ืฉื’ ืกืคื™ืจื•ืช ืืงื•ื•ื™ื•ื•ืœื ื˜ื™ื•ืช (equivalent spheres). ื‘ืžืงืจื” ื–ื” ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžื•ื’ื“ืจ ืขืœ ื™ื“ื™ ืงื•ื˜ืจ ืฉืœ ื›ื“ื•ืจ ืฉื•ื•ื” ืขืจืš ื‘ืขืœ ืื•ืชื• ืžืืคื™ื™ืŸ ื›ืžื• ื”ื—ืœืงื™ืง ื‘ืคื•ืขืœ ื›ื’ื•ืŸ ื ืคื— ืื• ืžืกื”, ืœืžืฉืœ. ื—ืฉื•ื‘ ืœื”ื‘ื™ืŸ ืฉื˜ื›ื ื™ืงื•ืช ืžื“ื™ื“ื” ืฉื•ื ื•ืช ืžืฉืชืžืฉื•ืช ื‘ืžื•ื“ืœื™ื ืฉื•ื ื™ื ืฉืœ ื›ื“ื•ืจื™ื•ืช ืฉืงื•ืœื•ืช ื•ืœื›ืŸ ืœื ื‘ื”ื›ืจื— ื™ืชื ื• ืืช ืื•ืชื” ืชื•ืฆืื” ื‘ื“ื™ื•ืง ืœืงื•ื˜ืจ ื”ื—ืœืงื™ืงื™ื.

ืžื•ืฉื’ ื”ื›ื“ื•ืจ ื”ืืงื•ื•ื™ื•ื•ืœื ื˜ื™ ืคื•ืขืœ ื”ื™ื˜ื‘ ืขื‘ื•ืจ ื—ืœืงื™ืงื™ื ื‘ืฆื•ืจื” ืจื’ื•ืœืจื™ืช. ืขื ื–ืืช, ื™ื™ืชื›ืŸ ืฉืœื ืชืžื™ื“ ื”ื•ื ืžืชืื™ื ืœื—ืœืงื™ืงื™ื ื‘ืฆื•ืจื” ืื™-ืจื’ื•ืœืจื™ืช, ื›ื’ื•ืŸ ืžื—ื˜ื™ื ืื• ืคืœื˜ื•ืช, ื›ืืฉืจ ื”ื’ื•ื“ืœ ื‘ืžืžื“ ืื—ื“ ืœืคื—ื•ืช ื™ื›ื•ืœ ืœื”ื™ื•ืช ืฉื•ื ื” ืžืฉืžืขื•ืชื™ืช ืžื–ื” ืฉืœ ื”ืžื™ื“ื•ืช ื”ืื—ืจื•ืช.

[ืชืžื•ื ื” 1 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ื‘ืžืงืจื” ืฉืœ ื—ืœืงื™ืง ื‘ืฆื•ืจืช ืžื•ื˜ / ืžืงืœ ื”ืžื•ืฆื’ ื‘ืชืžื•ื ื” ืœืžืขืœื”, ื›ื“ื•ืจ ืฉื•ื•ื” ืขืจืš ื ืคื— ื™ื™ืชืŸ ืงื•ื˜ืจ ื—ืœืงื™ืงื™ื ืฉืœ 198 ืžื™ืงืจื•ืŸ, ื•ื–ื” ืื™ื ื• ืชื™ืื•ืจ ืžื“ื•ื™ืง ื‘ืžื™ื•ื—ื“ ืฉืœ ืžืžื“ื™ื• ื”ืืžื™ืชื™ื™ื. ืขื ื–ืืช, ืื ื• ื™ื›ื•ืœื™ื ื’ื ืœื”ื’ื“ื™ืจ ืืช ื”ื—ืœืงื™ืง ื›ื’ืœื™ืœ ื‘ืขืœ ืื•ืชื• ื ืคื— ืฉืื•ืจื›ื• ืฉืœ 360 ืžื™ืงืจื•ืŸ ื•ืจื•ื—ื‘ื• ืฉืœ 120 ืžื™ืงืจื•ืŸ. ื’ื™ืฉื” ื–ื• ืžืชืืจืช ื‘ืฆื•ืจื” ืžื“ื•ื™ืงืช ื™ื•ืชืจ ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืง ื•ืขืฉื•ื™ื” ืœืกืคืง ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ื”ืชื ื”ื’ื•ืชื• ืฉืœ ื—ืœืงื™ืง ื–ื” ื‘ืžื”ืœืš ืขื™ื‘ื•ื“ ืื• ื˜ื™ืคื•ืœ ืœืžืฉืœ. ื˜ื›ื ื™ืงื•ืช ืจื‘ื•ืช ืฉืœ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžื‘ื•ืกืกื•ืช ืขืœ ืชืคื™ืกืช ืžื“ื™ื“ื” ื–ื• ื•ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื–ื” ืžืชืื™ื ืœื—ืœื•ื˜ื™ืŸ ืœื™ื™ืฉื•ื ื”ื ื“ืจืฉ. ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื‘ืฉื ื™ ืžืžื“ื™ื ืื• ื™ื•ืชืจ ื™ื›ื•ืœื” ืœืคืขืžื™ื ืœื”ื™ื•ืช ืจืฆื•ื™ื”, ืืš ื™ื›ื•ืœื” ื’ื ืœื”ืฆื™ื’ ื›ืžื” ืืชื’ืจื™ ืžื“ื™ื“ื” ื•ื ื™ืชื•ื— ื ืชื•ื ื™ื ืžืฉืžืขื•ืชื™ื™ื. ืœื›ืŸ ืžื•ืžืœืฅ ืœืฉืงื•ืœ ื”ื™ื˜ื‘ ื‘ืขืช ื‘ื—ื™ืจืช ื˜ื›ื ื™ืงืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืชืื™ืžื” ื‘ื™ื•ืชืจ ืœื™ื™ืฉื•ื ืฉืœืš.


ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื

ืืœื ืื ื›ืŸ ื”ืžื“ื’ื ืฉื‘ืจืฆื•ื ืš ืœืืคื™ื™ืŸ ื”ื•ื ืคื™ื–ื•ืจ ืื—ื™ื“ ืžื•ืฉืœื, ื›ืœื•ืžืจ ืœื›ืœ ื—ืœืงื™ืง ื‘ื•ื“ื“ ื™ืฉ ืื•ืชืŸ ืžื™ื“ื•ืช ื‘ื“ื™ื•ืง, ื”ื•ื ื™ื›ืœื•ืœ ื”ืชืคืœื’ื•ืช ืกื˜ื˜ื™ืกื˜ื™ืช ืฉืœ ื—ืœืงื™ืงื™ื ื‘ื’ื“ืœื™ื ืฉื•ื ื™ื. ื ื”ื•ื’ ืœื™ื™ืฆื’ ื”ืชืคืœื’ื•ืช ื–ื• ื‘ืฆื•ืจื” ืฉืœ ืขืงื•ืžืช ื”ืชืคืœื’ื•ืช ื—ืœืงื™ืงื™ื ืื• ืขืงื•ืžืช ื”ืชืคืœื’ื•ืช ืžืฆื˜ื‘ืจืช (cumulative).


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช

ื ื™ืชืŸ ืœื”ืฆื™ื’ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ื‘ื“ืจื›ื™ื ืฉื•ื ื•ืช ื‘ื™ื—ืก ืœืฉืงืœื•ืœ ื—ืœืงื™ืงื™ื ื‘ื•ื“ื“ื™ื. ืžื ื’ื ื•ืŸ ื”ืฉืงืœื•ืœ ื™ื”ื™ื” ืชืœื•ื™ ื‘ืขืงืจื•ืŸ ื”ืžื“ื™ื“ื” ื‘ื• ืžืฉืชืžืฉื™ื.


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ืžืกืคืจ โ€“ By Number

ื˜ื›ื ื™ืงืช ืกืคื™ืจื” ื›ื’ื•ืŸ ื ื™ืชื•ื— ืชืžื•ื ื” Image Analysis ืชืขื ื™ืง ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื‘ืžืกืคืจ ื›ืืฉืจ ื›ืœ ื—ืœืงื™ืง ืžืงื‘ืœ ืฉืงืœื•ืœ ืฉื•ื•ื” ืœืœื ืงืฉืจ ืœื’ื•ื“ืœื•. ื”ื“ื‘ืจ ืฉื™ืžื•ืฉื™ ืœืจื•ื‘ ื›ืืฉืจ ื™ืฉ ื—ืฉื™ื‘ื•ืช ืœื™ื“ื™ืขืช ื”ืžืกืคืจ ื”ืžื•ื—ืœื˜ ืฉืœ ื”ื—ืœืงื™ืงื™ื - ืœืžืฉืœ ื‘ื–ื™ื”ื•ื™ ื—ืœืงื™ืงื™ื ื–ืจื™ื - ืื• ื›ืืฉืจ ื ื“ืจืฉืช ืจื–ื•ืœื•ืฆื™ื” ื’ื‘ื•ื”ื” (ื—ืœืงื™ืง ืื—ืจ ื—ืœืงื™ืง).


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื ืคื— โ€“ By Volume

ื˜ื›ื ื™ืงื•ืช ืคื™ื–ื•ืจ ืื•ืจ ืกื˜ื˜ื™ ื›ื’ื•ืŸ ืฉื‘ื™ืจืช ืœื™ื™ื–ืจ Laser Diffraction ื™ืชื ื• ื—ืœื•ืงื” ืžืฉื•ืงืœืœืช ื‘ื ืคื—.

ื›ืืŸ ื”ืชืจื•ืžื” ืฉืœ ื›ืœ ื—ืœืงื™ืง ื‘ื”ืชืคืœื’ื•ืช ืžืชื™ื™ื—ืกืช ืœื ืคื— ืฉืœ ืื•ืชื• ื—ืœืงื™ืง (ืฉื•ื•ื” ืขืจืš ืœืžืกื” ืื ื”ืฆืคื™ืคื•ืช ืื—ื™ื“ื”), ื›ืœื•ืžืจ ื”ืชืจื•ืžื” ื”ื™ื—ืกื™ืช ืชื”ื™ื” ืคืจื•ืคื•ืจืฆื™ื•ื ืœื™ืช ืœื’ื•ื“ืœ ื‘ื—ื–ืงืช 3. ื–ื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืฉื™ืžื•ืฉื™ ื‘ื™ื•ืชืจ ืžื‘ื—ื™ื ื” ืžืกื—ืจื™ืช ืžื›ื™ื•ื•ืŸ ืฉื”ื”ืคืฆื” ืžื™ื™ืฆื’ืช ืืช ื”ืจื›ื‘ ื”ืžื“ื’ื ืžื‘ื—ื™ื ืช ื”ื ืคื—/ื”ืžืกื” ืฉืœื•, ื•ืœื›ืŸ ื”ืขืจืš ื”ืคื•ื˜ื ืฆื™ืืœื™ ืฉืœื•.


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ืขื•ืฆืžื” โ€“ By Intensity

ื˜ื›ื ื™ืงื•ืช ืคื™ื–ื•ืจ ืื•ืจ ื“ื™ื ืžื™ื•ืช ื™ืชื ื• ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื‘ืขื•ืฆืžื”, ื›ืืฉืจ ื”ืชืจื•ืžื” ืฉืœ ื›ืœ ื—ืœืงื™ืง ื‘ื”ืชืคืœื’ื•ืช ืžืชื™ื™ื—ืกืช ืœืขื•ืฆืžืช ื”ืื•ืจ ื”ืžืคื–ืจืช ืขืœ ื™ื“ื™ ื”ื—ืœืงื™ืง. ืœื“ื•ื’ืžื”, ื‘ืืžืฆืขื•ืช ืงื™ืจื•ื‘ ืจื™ื™ืœื™ (Rayleigh), ื”ืชืจื•ืžื” ื”ื™ื—ืกื™ืช ืœื—ืœืงื™ืงื™ื ืงื˜ื ื™ื ืžืื•ื“ ืชื”ื™ื” ืคืจื•ืคื•ืจืฆื™ื•ื ืœื™ืช ืœื’ื•ื“ืœ ื‘ื—ื–ืงืช 6. ื›ืืฉืจ ืžืฉื•ื•ื™ื ื ืชื•ื ื™ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืœืื•ืชื• ืžื“ื’ื ื”ื ืžื“ื“ ื‘ื˜ื›ื ื™ืงื•ืช ืฉื•ื ื•ืช, ื—ืฉื•ื‘ ืœื”ื‘ื™ืŸ ื›ื™ ืกื•ื’ื™ ื”ื”ืชืคืœื’ื•ื™ื•ืช ื”ื ืžื“ื“ื•ืช ื•ืžื“ื•ื•ื—ื•ืช ื™ื›ื•ืœื™ื ืœื™ื™ืฆืจ ืชื•ืฆืื•ืช ื‘ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืฉื•ื ื•ืช ืžืื•ื“. ื–ื” ืžื•ื“ื’ื ื‘ื‘ื™ืจื•ืจ ื‘ื“ื•ื’ืžื” ืฉืœื”ืœืŸ, ืขื‘ื•ืจ ืžื“ื’ื ื”ืžื•ืจื›ื‘ ืžืžืกืคืจ ืฉื•ื•ื” ืฉืœ ื—ืœืงื™ืงื™ื ื‘ืงื•ื˜ืจ ืฉืœ 5 ื ื ื•ืžื˜ืจ ื• -50 ื ื ื•ืžื˜ืจ. ื”ื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ืžืกืคืจื™ืช ื ื•ืชื ืช ืฉืงืœื•ืœ ืฉื•ื•ื” ืœืฉื ื™ ืกื•ื’ื™ ื”ื—ืœืงื™ืงื™ื, ืชื•ืš ื”ื“ื’ืฉืช ื ื•ื›ื—ื•ืชื ืฉืœ ื—ืœืงื™ืงื™ 5 ื ื ื•ืžื˜ืจ ืงื˜ื ื™ื ื™ื•ืชืจ, ื•ืื™ืœื• ืœื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ื‘ืขื•ืฆืžื” ื™ืฉ ืื•ืช ื’ื‘ื•ื” ืคื™ ืžื™ืœื™ื•ืŸ ืœื—ืœืงื™ืงื™ื ื”ื’ื“ื•ืœื™ื ืฉืœ 50 ื ื ื•ืžื˜ืจ. ื”ื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ื‘ื ืคื— ื”ื™ื ื‘ื™ื ื•ื ื™ืช ื‘ื™ืŸ ื”ืฉื ื™ื™ื:

[ืชืžื•ื ื” 2 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืืคืฉืจ ืœื”ืžื™ืจ ื ืชื•ื ื™ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžืกื•ื’ ื”ืชืคืœื’ื•ืช ืื—ื“ ืœืžืฉื ื”ื•, ืื•ืœื ื–ื” ื“ื•ืจืฉ ื”ื ื—ื•ืช ืžืกื•ื™ืžื•ืช ืœื’ื‘ื™ ืฆื•ืจืช ื”ื—ืœืงื™ืง ื•ืชื›ื•ื ื•ืชื™ื• ื”ืคื™ื–ื™ื•ืช. ืื™ืŸ ื‘ื”ื›ืจื— ืœืฆืคื•ืช, ืœืžืฉืœ, ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืฉื•ืงืœืœืช ื‘ื ืคื— ื”ื ืžื“ื“ืช ื‘ืืžืฆืขื•ืช ื ื™ืชื•ื— ืชืžื•ื ื” ื›ื“ื™ ืœื”ืชืื™ื ื‘ื“ื™ื•ืง ืขื ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื ืžื“ื“ืช ืขืœ ื™ื“ื™ ืฉื‘ื™ืจืช ืœื™ื™ื–ืจ Laser Diffraction.


ื ืชื•ื ื™ ื”ื”ืชืคืœื’ื•ืช - ืกื˜ื˜ื™ืกื˜ื™ืงื”

"ื™ืฉื ื ืฉืœื•ืฉื” ืกื•ื’ื™ื ืฉืœ ืฉืงืจื™ื: ืฉืงืจื™ื, ืฉืงืจื™ื ืืจื•ืจื™ื ื•ืกื˜ื˜ื™ืกื˜ื™ืงื”".ื˜ื•ื•ื™ื™ืŸ, ื“ื™ืกืจืืœื™

ืขืœ ืžื ืช ืœืคืฉื˜ ืืช ื”ืคืจืฉื ื•ืช ืฉืœ ื ืชื•ื ื™ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื, ื ื™ืชืŸ ืœื—ืฉื‘ ื•ืœื“ื•ื•ื— ืขืœ ืžื’ื•ื•ืŸ ืคืจืžื˜ืจื™ื ืกื˜ื˜ื™ืกื˜ื™ื™ื. ื”ื‘ื—ื™ืจื” ืฉืœ ื”ืคืจืžื˜ืจ ื”ืกื˜ื˜ื™ืกื˜ื™ ื”ืžืชืื™ื ื‘ื™ื•ืชืจ ืขื‘ื•ืจ ื›ืœ ืžื“ื’ื ื ืชื•ืŸ ืชื”ื™ื” ืชืœื•ื™ื” ื‘ืื•ืคืŸ ืฉื‘ื• ื”ื ืชื•ื ื™ื ื”ืืœื” ื™ืฉืžืฉื• ื•ืขื ืžื” ื™ืฉื•ื• ืื•ืชื. ืœื“ื•ื’ืžื”, ืื ื‘ืจืฆื•ื ืš ืœื“ื•ื•ื— ืขืœ ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื ืคื•ืฅ ื‘ื™ื•ืชืจ ื‘ืžื“ื’ื ืฉืœืš ืชื•ื›ืœ ืœื‘ื—ื•ืจ ื‘ื™ืŸ ื”ืคืจืžื˜ืจื™ื ื”ื‘ืื™ื:

โ€ข ืžืžื•ืฆืข โ€“ Mean - ื’ื•ื“ืœ 'ืžืžื•ืฆืข' ืฉืœ ืื•ื›ืœื•ืกื™ื™ื”

โ€ข ื—ืฆื™ื•ืŸ โ€“ Median - ื’ื•ื“ืœ ืฉื‘ื• 50% ืžื”ืื•ื›ืœื•ืกื™ื™ื” ืžืชื—ืช/ืžืขืœ

โ€ข ืฉื›ื™ื— โ€“ Mode - ื’ื•ื“ืœ ื‘ืฉื›ื™ื—ื•ืช ื”ื’ื‘ื•ื”ื” ื‘ื™ื•ืชืจ.

ืื ืฆื•ืจืช ื”ื”ืชืคืœื’ื•ืช ื‘ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื™ื ื-ืกื™ืžื˜ืจื™ืช, ื›ืคื™ ืฉืงื•ืจื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื‘ื“ื•ื’ืžืื•ืช ืจื‘ื•ืช, ืœื ื”ื™ื™ืช ืžืฆืคื” ืžืฉืœื•ืฉืช ื”ืขืจื›ื™ื ื”ืœืœื• ืœื”ื™ื•ืช ืฉื•ื•ื™ื ื‘ื“ื™ื•ืง ื›ืคื™ ืฉืžื•ืฆื’ ืœื”ืœืŸ:

[ืชืžื•ื ื” 3 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืžืžื•ืฆืขื™ื - Means

ื™ืฉื ื ืžืžื•ืฆืขื™ื ืจื‘ื™ื ื•ืฉื•ื ื™ื ืฉื ื™ืชืŸ ืœื”ื’ื“ื™ืจ ื‘ื”ืชืื ืœืื•ืคืŸ ืฉื‘ื• ื ืชื•ื ื™ ื”ื”ืชืคืœื’ื•ืช ื ืืกืคื™ื ื•ืžื ื•ืชื—ื™ื. ื”ืฉืœื•ืฉื” ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ืขื‘ื•ืจ ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžืชื•ืืจื™ื ืœื”ืœืŸ:

1. ืžืžื•ืฆืข Number length[1,0]Dืื•  Xnlื”ืžื›ื•ื ื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื”ืžืžื•ืฆืข ื”ืืจื™ืชืžื˜ื™, ื”ื•ื ื”ืžืฉืžืขื•ืชื™ ื‘ื™ื•ืชืจ, ืœืžืฉืœ, ื‘ื™ื™ืฉื•ืžื™ื ื‘ื”ื ืกืคื™ืจืช ื—ืœืงื™ืงื™ื ื”ื ื”ืขื ื™ื™ืŸ. ื–ื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ืžื—ื•ืฉื‘ ืจืง ืื ืื ื—ื ื• ื™ื•ื“ืขื™ื ืืช ื”ืžืกืคืจ ื”ื›ื•ืœืœ ืฉืœ ื—ืœืงื™ืงื™ื ื‘ืžื“ื’ื ื•ืœื›ืŸ ืžื•ื’ื‘ืœ ืœื™ื™ืฉื•ืžื™ ืกืคื™ืจืช ื—ืœืงื™ืงื™ื.

2. ืžืžื•ืฆืข ืฉื˜ื— ืคื ื™ื Surface area[3,2] Dืื• Xsv ื”ื•ื ื”ืจืœื•ื•ื ื˜ื™ ื‘ื™ื•ืชืจ ื›ืืฉืจ ืฉื˜ื— ื”ืคื ื™ื ื”ืกืคืฆื™ืคื™ ื—ืฉื•ื‘, ืœืžืฉืœ, ื‘ื™ื™ืฉื•ืžื™ ื–ืžื™ื ื•ืช ื‘ื™ื•ืœื•ื’ื™ืช, ืชื’ื•ื‘ืชื™ื•ืช, ืคื™ืจื•ืง. ืžืžื•ืฆืข ื–ื” ืจื’ื™ืฉ ืœื ื•ื›ื—ื•ืช ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื Fines ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื.

3. ืžืžื•ืฆืข ื ืคื—ื™ [4, 3] Dืื• Xvm ืจืœื•ื•ื ื˜ื™ ืขื‘ื•ืจ ืจื•ื‘ ื”ื“ื•ื’ืžืื•ืช ื›ื™ ื”ื•ื ืžืฉืงืฃ ืืช ื’ื•ื“ืœื ืฉืœ ืื•ืชื ื—ืœืงื™ืงื™ื ื”ืžื”ื•ื•ื™ื ืืช ืขื™ืงืจ ื”ื ืคื— ื‘ื“ื’ื™ืžื”. ื”ื•ื ืจื’ื™ืฉ ื‘ื™ื•ืชืจ ืœื ื•ื›ื—ื•ืช ืฉืœ ื—ืœืงื™ืงื™ื ื’ื“ื•ืœื™ื ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื.

ื“ื•ื’ืžื” ืœืžืžื•ืฆืขื™ ืฉื˜ื— ื”ืคื ื™ื ื•ื”ื ืคื— ืžื•ืฆื’ืช ื‘ืื™ื•ืจ ื”ื‘ื ืขืœ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืฉื‘ื” ืงื™ื™ื ื—ืœืง ื ื™ื›ืจ ืฉืœ ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื Fines:

[ืชืžื•ื ื” 4 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืื—ื•ื–ื•ื ื™ื - Percentiles

ืขื‘ื•ืจ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžืฉื•ืงืœืœืช ื ืคื—, ื”ื ืžื“ื“ืช ื‘ื˜ื›ื ื•ืœื•ื’ื™ื™ืช Laser diffraction, ืœืจื•ื‘ ื ื•ื— ืœื“ื•ื•ื— ืขืœ ืคืจืžื˜ืจื™ื ื”ืžื‘ื•ืกืกื™ื ืขืœ ื”ืžืงืกื™ืžื•ื. ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืขื‘ื•ืจ ืื—ื•ื– ื ืชื•ืŸ ืฉืœ ื ืคื— ื”ื“ื’ื™ืžื”.

ืื—ื•ื–ื™ื ืžื•ื’ื“ืจื™ื ื›-XaB ื›ืืฉืจ:

ืคืจืžื˜ืจ X= ืคืจืžื˜ืจ, ื‘ื“ืจืš ื›ืœืœ D ืขื‘ื•ืจ ืงื•ื˜ืจ

ืคืจืžื˜ืจ a = ืฉืงืœื•ืœ ื”ืชืคืœื’ื•ืช, ืœืžืฉืœ, nืœืžืกืคืจ, v ืœื ืคื—, i ืœืขื•ืฆืžื”

ืคืจืžื˜ืจ B = ืื—ื•ื– ื”ืžื“ื’ื ืžืชื—ืช ืœื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื–ื”, ืœืžืฉืœ, 50%, ืœืคืขืžื™ื ื ื›ืชื‘ ื‘ืชื•ืจ ืฉื‘ืจ ืขืฉืจื•ื ื™ ื›ืœื•ืžืจ 0.5.


ืœื“ื•ื’ืžื”, ื”-Dv50 ื™ื”ื™ื” ืงื•ื˜ืจ ื”ื—ืœืงื™ืงื™ื ื”ืžืจื‘ื™ ืฉืžืชื—ืชื™ื• 50% ืžื ืคื— ื”ื“ื’ื™ืžื” ืงื™ื™ื - ื”ืžื›ื•ื ื” ื’ื ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื—ืฆื™ื•ื ื™ ืœืคื™ ื ืคื—.

ื”ืื—ื•ื–ื•ื ื™ื ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ืฉืžื“ื•ื•ื—ื™ื ื”ื Dv50, Dv10 ื•-Dv90 ื›ืžืชื•ืืจ ื‘ืขืงื•ืžื•ืช ืžื˜ื”:

[ืชืžื•ื ื” 5 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]

[ืชืžื•ื ื” 6 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืขืœ ื™ื“ื™ ื ื™ื˜ื•ืจ ืฉืœื•ืฉืช ื”ืคืจืžื˜ืจื™ื ื”ืœืœื• ื ื™ืชืŸ ืœืจืื•ืช ืื ื™ืฉ ืฉื™ื ื•ื™ื™ื ืžืฉืžืขื•ืชื™ื™ื ื‘ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืขื™ืงืจื™, ื›ืžื• ื’ื ืฉื™ื ื•ื™ื™ื ื‘ืงืฆื•ื•ืช ืฉืœ ื”ื”ืชืคืœื’ื•ืช, ืฉื™ื›ื•ืœื” ืœื”ื™ื•ืช ืขืงื‘ ื ื•ื›ื—ื•ืช ืฉืœ ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื ืžืื•ื“ Fines, ืื• ื—ืœืงื™ืงื™ื ื’ื“ื•ืœื™ื ืžืื•ื“ ืื• ืฆื‘ืจื™ื ืฉืœ ื—ืœืงื™ืงื™ื ื›ืคื™ ืฉืžื•ืฆื’ ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžื˜ื”:

[ืชืžื•ื ื” 7 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]

ืžื“ืจื™ืš ืœืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื โ€“ ื—ืœืง ื

 ืขืจืš: ืขื“ื™ ื‘ืŸ-ื™ืขืงื‘

ืขืจืš: ืขื“ื™ ื‘ืŸ ื™ืขืงื‘

ืžื˜ืจืช ื˜ืงืกื˜ ื–ื” ื”ื™ื ืœืกืคืง ื™ื“ืข ื‘ืกื™ืกื™ ื‘ื˜ื›ื ื™ืงื•ืช ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ื”ืขื™ืงืจื™ื•ืช ื”ื ืžืฆืื•ืช ื›ื™ื•ื ื‘ืฉื™ืžื•ืฉ ื‘ืชืขืฉื™ื™ื” ื•ื‘ืืงื“ืžื™ื”. ื”ื˜ืงืกื˜ ื™ื”ื™ื” ืื™ื“ื™ืืœื™ ืขื‘ื•ืจ ื”ื—ื“ืฉื™ื ื‘ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื, ืื• ื”ืžืขื•ื ื™ื™ื ื™ื ืœื—ื–ืง ืืช ื”ื™ื“ืข ืฉืœื”ื ื‘ืชื—ื•ื. ื”ืžื“ืจื™ืš ืขื•ืกืง ื‘ื™ืกื•ื“ื•ืช ื”ื™ื›ืจื•ืช, ืชื•ืจืช ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ื•ืืžืฆืขื™ ืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื, ื•ื›ืŸ ืžื“ืจื™ืš ืขื–ืจ ืžื”ื™ืจ ืฉื™ืขื–ื•ืจ ืœื›ื ืœื”ื—ืœื™ื˜ ืื™ืœื• ื˜ื›ื ื™ืงื•ืช ืขืฉื•ื™ื•ืช ืœื”ืชืื™ื ื‘ื™ื•ืชืจ ืœืฆืจื›ื™ ืืคื™ื•ืŸ ื”ื—ืœืงื™ืงื™ื ืฉืœื›ื.


ืžื”ื• ื—ืœืงื™ืง? ื‘ืจืžื” ื”ื‘ืกื™ืกื™ืช ื‘ื™ื•ืชืจ, ืื ื• ื™ื›ื•ืœื™ื ืœื”ื’ื“ื™ืจ ื—ืœืงื™ืง ื›ื—ืœืง ื‘ื•ื“ื“/ืื™ื ื“ื™ื‘ื™ื“ื•ืืœื™ ืฉืœ ื—ื•ืžืจ.


ืœืžื˜ืจื•ืช ืžื“ืจื™ืš ื–ื”, ื ืฆืžืฆื ืืช ื”ื”ื’ื“ืจื” ื•ื ื›ืœื•ืœ ื—ืœืงื™ืงื™ื ืžื•ืฆืงื™ื, ื˜ื™ืคื•ืช ื ื•ื–ืœ ืื• ื‘ื•ืขื•ืช ื’ื– ื‘ืขืœื•ืช ืžืžื“ื™ื ืคื™ื–ื™ื™ื ื”ื ืขื™ื ื‘ื™ืŸ ืขืฉื™ืจื™ื•ืช ื ื ื•ืžื˜ืจ ืœืžืกืคืจ ืžื™ืœื™ืžื˜ืจื™ื ื‘ื’ื•ื“ืœื.

ืกื•ื’ื™ ื”ื—ื•ืžืจื™ื ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ื”ืžื•ืจื›ื‘ื™ื ืžื—ืœืงื™ืงื™ื ื”ื:

โ€ข ืื‘ืงื•ืช ื•ื’ืจื’ื™ืจื™ื ืœืžืฉืœ ืคื™ื’ืžื ื˜ื™ื, ืžืœื˜, ืžืจื›ื™ื‘ื™ื ืคืจืžืฆื‘ื˜ื™ื™ื

โ€ข ื“ื™ืกืคืจืกื™ื•ืช, ืืžื•ืœืกื™ื•ืช ื•ืชืจื—ื™ืคื™ื ืœืžืฉืœ ื—ื™ืกื•ื ื™ื, ื—ืœื‘, ื‘ื•ืฅ ื›ืจื™ื™ื”

โ€ข ืื™ืจื•ืกื•ืœื™ื ื•ืชืจืกื™ืกื™ื ืœืžืฉืœ ืžืฉืืคื™ ืืกื˜ืžื”, ืชืจืกื™ืกื™ื ืœื”ื’ื ื” ืขืœ ื”ืฆื•ืžื—.


ืžื“ื•ืข ืœืžื“ื•ื“ ืชื›ื•ื ื•ืช ื—ืœืงื™ืงื™ื?

ื™ืฉื ืŸ ืฉืชื™ ืกื™ื‘ื•ืช ืขื™ืงืจื™ื•ืช ืœื›ืš ืฉืชืขืฉื™ื•ืช ืจื‘ื•ืช ื ื•ื”ื’ื•ืช ืœื”ืฉืชืžืฉ ื‘ืืคื™ื•ืŸ ื—ืœืงื™ืงื™ื ื‘ืชื•ืš ืขืกืงื™ื”ื.

1. ืฉืœื™ื˜ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ื‘ืื™ื›ื•ืช ื”ืžื•ืฆืจ ื‘ื›ืœื›ืœื” ืขื•ืœืžื™ืช ืชื—ืจื•ืชื™ืช ื™ื•ืชืจ ื•ื™ื•ืชืจ, ืฉืœื™ื˜ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ื‘ืื™ื›ื•ืช ื”ืžื•ืฆืจ ืžืกืคืงืช ื™ืชืจื•ื ื•ืช ื›ืœื›ืœื™ื™ื ืืžื™ืชื™ื™ื ื›ื’ื•ืŸ:

โ€ข ื™ื›ื•ืœืช ืœื’ื‘ื•ืช ืคืจืžื™ื” ื’ื‘ื•ื”ื” ื™ื•ืชืจ ืขื‘ื•ืจ ื”ืžื•ืฆืจ ืฉืœืš

โ€ข ืœื”ืคื—ื™ืช ืืช ืฉื™ืขื•ืจื™ ื“ื—ื™ื™ืช ื”ืœืงื•ื—ื•ืช ื•ื”ื–ืžื ื•ืช ืฉืื‘ื“ื•

โ€ข ืœื”ืคื’ื™ืŸ ืชืื™ืžื•ืช ื‘ืฉื•ื•ืงื™ื ืžื•ืกื“ืจื™ื.

2. ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ืžื•ืฆืจื™ื, ืžืจื›ื™ื‘ื™ื ื•ืชื”ืœื™ื›ื™ื ื‘ื ื•ืกืฃ ืœืฉืœื™ื˜ื” ืขืœ ืื™ื›ื•ืช ื”ืžื•ืฆืจ, ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ืชื›ื•ื ื•ืช ื”ื—ืœืงื™ืงื™ื ื”ืžืฉืคื™ืขื•ืช ืขืœ ื”ืžื•ืฆืจื™ื, ื”ืžืจื›ื™ื‘ื™ื ื•ื”ืชื”ืœื™ื›ื™ื ืฉืœืš ืชืืคืฉืจ ืœืš:

โ€ข ืœืฉืคืจ ืืช ื‘ื™ืฆื•ืขื™ ื”ืžื•ืฆืจ

โ€ข ืœืคืชื•ืจ ื‘ืขื™ื•ืช ื‘ื™ื™ืฆื•ืจ ื•ืืกืคืงื”

โ€ข ืœื™ื™ืขืœ ืืช ืชื”ืœื™ื›ื™ ื”ื™ื™ืฆื•ืจ

โ€ข ืœื”ื’ื“ื™ืœ ืืช ื”ืชืคื•ืงื” ืื• ืœืฉืคืจ ืืช ื”ืชืฉื•ืื”

โ€ข ืœืกืคืง ื™ืชืจื•ืŸ ืžื•ืœ ื”ืžืชื—ืจื™ื.


ืื™ืœื• ืชื›ื•ื ื•ืช ื—ืœืงื™ืงื™ื ื—ืฉื•ื‘ ืœืžื“ื•ื“?

ื‘ื ื•ืกืฃ ืœื”ืจื›ื‘ ื”ื›ื™ืžื™, ื”ืชื ื”ื’ื•ืชื ืฉืœ ื—ื•ืžืจื™ื ื—ืœืงื™ืงื™ื™ื ื ืฉืœื˜ืช ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืขืœ ื™ื“ื™ ื”ืชื›ื•ื ื•ืช ื”ืคื™ืกื™ืงืœื™ื•ืช ืฉืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืจื›ื™ื‘ื™ื. ืืœื” ื™ื›ื•ืœื™ื ืœื”ืฉืคื™ืข ืขืœ ืžื’ื•ื•ืŸ ืจื—ื‘ ืฉืœ ืชื›ื•ื ื•ืช ื—ื•ืžืจ ื›ื•ืœืœ, ืœืžืฉืœ, ืงืฆื‘ื™ ืชื’ื•ื‘ื” ื•ื”ืชืžื•ืกืกื•ืช, ื›ืžื” ื”ื—ื•ืžืจื™ื ื–ื•ืจืžื™ื ื•ืžืชืขืจื‘ื‘ื™ื ื‘ืงืœื•ืช, ืื• ื“ื—ื™ืกื•ืช ื•ืฉื—ื™ืงื”. ืžื‘ื—ื™ื ืช ื™ื™ืฆื•ืจ ื•ืคื™ืชื•ื—, ื›ืžื” ืžื”ืžืืคื™ื™ื ื™ื ื”ืคื™ื–ื™ื™ื ื”ื—ืฉื•ื‘ื™ื ื‘ื™ื•ืชืจ ืœืžื“ื™ื“ื” ื”ื:

โ€ข ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื

โ€ข ืฆื•ืจืช ื—ืœืงื™ืงื™ื

โ€ข ืชื›ื•ื ื•ืช ืฉื˜ื— ืคื ื™ื

โ€ข ืชื›ื•ื ื•ืช ืžื›ืื ื™ื•ืช

โ€ข ืชื›ื•ื ื•ืช ืžื˜ืขืŸ ื—ืฉืžืœื™

โ€ข ืžื™ืงืจื•ืกื˜ืจื•ืงื˜ื•ืจื”

ื‘ื”ืชืื ืœื—ื•ืžืจ ื•ืœื™ื™ืฉื•ื, ื—ืœืง ืžื”ืžืืคื™ื™ื ื™ื ื”ื "ืœ ืื• ื›ื•ืœื ื™ื›ื•ืœื™ื ืœื”ื™ื•ืช ื—ืฉื•ื‘ื™ื ื•ื”ื ืขืฉื•ื™ื™ื ืœื”ื™ื•ืช ืงืฉื•ืจื™ื ื–ื” ื‘ื–ื”: ืœืžืฉืœ ืฉื˜ื— ื”ืคื ื™ื ื•ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื. ืœืฆื•ืจืš ืžื“ืจื™ืš ื–ื”, ื ืชืจื›ื– ื‘ืฉื ื™ื™ื ืžื”ืžืืคื™ื™ื ื™ื ื”ืžืฉืžืขื•ืชื™ื™ื ื•ื”ืงืœื™ื ืœืžื“ื™ื“ื” - ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื•ืฆื•ืจืช ื”ื—ืœืงื™ืงื™ื.



ืžืืคื™ื™ื ื™ ื—ืœืงื™ืงื™ื

ื’ื•ื“ืœ ื—ืœืงื™ืง

ื”ืžืืคื™ื™ืŸ ื”ืคื™ื–ื™ ื”ื—ืฉื•ื‘ ื‘ื™ื•ืชืจ ืฉืœ ื“ื’ื™ืžื•ืช ื—ืœืงื™ืงื™ื ื”ื•ื ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื. ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžืชื‘ืฆืขืช ื‘ืื•ืคืŸ ืฉื’ืจืชื™ ื‘ืžื’ื•ื•ืŸ ืจื—ื‘ ืฉืœ ืชืขืฉื™ื•ืช ื•ืœืจื•ื‘ ืžื”ื•ื•ื” ืคืจืžื˜ืจ ืงืจื™ื˜ื™ ื‘ื™ื™ืฆื•ืจ ืžื•ืฆืจื™ื ืจื‘ื™ื. ืœื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื™ืฉ ื”ืฉืคืขื” ื™ืฉื™ืจื” ืขืœ ืชื›ื•ื ื•ืช ื”ื—ื•ืžืจ ื›ื’ื•ืŸ:

โ€ข ืชื’ื•ื‘ืชื™ื•ืช (ืจืืงื˜ื™ื‘ื™ื•ืช) ืœืžืฉืœ ื–ืจื–ื™ื, ืื• ืฉื™ืขื•ืจ ืคื™ืจื•ืง ื•ื”ืชืžื•ืกืกื•ืช ื˜ื‘ืœื™ื•ืช

โ€ข ื™ืฆื™ื‘ื•ืช ื‘ืชืจื—ื™ืคื™ื ืœืžืฉืœ ืืžื•ืœืกื™ื•ืช, ืฆื‘ืขื™ื

โ€ข ื™ืขื™ืœื•ืช ื•ื–ืžื™ื ื•ืช ื‘ื™ื•ืœื•ื’ื™ืช ืœืžืฉืœ ืžืฉืืคื™ ืืกืชืžื”

โ€ข ืžืจืงื ื•ืชื—ื•ืฉื”, ืœืžืฉืœ, ืžื–ื•ืŸ

โ€ข ืžืจืื”, ืœืžืฉืœ, ืฆื™ืคื•ื™ื™ ืื‘ืงื” ื•ื“ื™ื•

โ€ข ื™ื›ื•ืœืช ื–ืจื™ืžื” ื•ืขื™ื‘ื•ื“, ืœืžืฉืœ, ืื‘ืงื•ืช ื•ื’ืจื’ื™ืจื™ื

โ€ข ืฆืžื™ื’ื•ืช, ืœืžืฉืœ, ืชืจืกื™ืกื™ ืืฃ ื•ืžืฉื—ื•ืช

โ€ข ืฆืคื™ืคื•ืช ื”ืืจื™ื–ื” ื•ืคื•ืจื•ื–ื™ื‘ื™ื•ืช (ื ืงื‘ื•ื‘ื™ื•ืช), ืœืžืฉืœ, ืงึตืจึธืžึดื™ืงึธื”.

ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื•ื”ื‘ื ืช ื”ืื•ืคืŸ ืฉื‘ื• ืชื›ื•ื ื” ื–ื• ืžืฉืคื™ืขื” ืขืœ ื”ืžื•ืฆืจื™ื ื•ื”ืชื”ืœื™ื›ื™ื ืฉืœืš ื™ื›ื•ืœื” ืœื”ื™ื•ืช ืงืจื™ื˜ื™ืช ืœื”ืฆืœื—ืช ืขืกืงื™ื ื™ืฆืจื ื™ื™ื ืจื‘ื™ื.


ื›ื™ืฆื“ ืื ื• ืžื’ื“ื™ืจื™ื ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื?

ื—ืœืงื™ืงื™ื ื”ื ืื•ื‘ื™ื™ืงื˜ื™ื ืชืœืช ืžื™ืžื“ื™ื™ื, ื•ืืœื ืื ืžื“ื•ื‘ืจ ื‘ื›ื“ื•ืจื™ื ืžื•ืฉืœืžื™ื (ืœืžืฉืœ ืืžื•ืœืกื™ื•ืช ืื• ื‘ื•ืขื•ืช), ืœื ื ื™ืชืŸ ืœืชืืจื ื‘ืžืœื•ืื ืขืœ ื™ื“ื™ ืžืžื“ ืื—ื“ ื›ื’ื•ืŸ ืจื“ื™ื•ืก ืื• ืงื•ื˜ืจ. ืขืœ ืžื ืช ืœืคืฉื˜ ืืช ืชื”ืœื™ืš ื”ืžื“ื™ื“ื”, ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื ื•ื— ืœื”ื’ื“ื™ืจ ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื‘ืืžืฆืขื•ืช ื”ืžื•ืฉื’ ืกืคื™ืจื•ืช ืืงื•ื•ื™ื•ื•ืœื ื˜ื™ื•ืช (equivalent spheres). ื‘ืžืงืจื” ื–ื” ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžื•ื’ื“ืจ ืขืœ ื™ื“ื™ ืงื•ื˜ืจ ืฉืœ ื›ื“ื•ืจ ืฉื•ื•ื” ืขืจืš ื‘ืขืœ ืื•ืชื• ืžืืคื™ื™ืŸ ื›ืžื• ื”ื—ืœืงื™ืง ื‘ืคื•ืขืœ ื›ื’ื•ืŸ ื ืคื— ืื• ืžืกื”, ืœืžืฉืœ. ื—ืฉื•ื‘ ืœื”ื‘ื™ืŸ ืฉื˜ื›ื ื™ืงื•ืช ืžื“ื™ื“ื” ืฉื•ื ื•ืช ืžืฉืชืžืฉื•ืช ื‘ืžื•ื“ืœื™ื ืฉื•ื ื™ื ืฉืœ ื›ื“ื•ืจื™ื•ืช ืฉืงื•ืœื•ืช ื•ืœื›ืŸ ืœื ื‘ื”ื›ืจื— ื™ืชื ื• ืืช ืื•ืชื” ืชื•ืฆืื” ื‘ื“ื™ื•ืง ืœืงื•ื˜ืจ ื”ื—ืœืงื™ืงื™ื.

ืžื•ืฉื’ ื”ื›ื“ื•ืจ ื”ืืงื•ื•ื™ื•ื•ืœื ื˜ื™ ืคื•ืขืœ ื”ื™ื˜ื‘ ืขื‘ื•ืจ ื—ืœืงื™ืงื™ื ื‘ืฆื•ืจื” ืจื’ื•ืœืจื™ืช. ืขื ื–ืืช, ื™ื™ืชื›ืŸ ืฉืœื ืชืžื™ื“ ื”ื•ื ืžืชืื™ื ืœื—ืœืงื™ืงื™ื ื‘ืฆื•ืจื” ืื™-ืจื’ื•ืœืจื™ืช, ื›ื’ื•ืŸ ืžื—ื˜ื™ื ืื• ืคืœื˜ื•ืช, ื›ืืฉืจ ื”ื’ื•ื“ืœ ื‘ืžืžื“ ืื—ื“ ืœืคื—ื•ืช ื™ื›ื•ืœ ืœื”ื™ื•ืช ืฉื•ื ื” ืžืฉืžืขื•ืชื™ืช ืžื–ื” ืฉืœ ื”ืžื™ื“ื•ืช ื”ืื—ืจื•ืช.

[ืชืžื•ื ื” 1 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ื‘ืžืงืจื” ืฉืœ ื—ืœืงื™ืง ื‘ืฆื•ืจืช ืžื•ื˜ / ืžืงืœ ื”ืžื•ืฆื’ ื‘ืชืžื•ื ื” ืœืžืขืœื”, ื›ื“ื•ืจ ืฉื•ื•ื” ืขืจืš ื ืคื— ื™ื™ืชืŸ ืงื•ื˜ืจ ื—ืœืงื™ืงื™ื ืฉืœ 198 ืžื™ืงืจื•ืŸ, ื•ื–ื” ืื™ื ื• ืชื™ืื•ืจ ืžื“ื•ื™ืง ื‘ืžื™ื•ื—ื“ ืฉืœ ืžืžื“ื™ื• ื”ืืžื™ืชื™ื™ื. ืขื ื–ืืช, ืื ื• ื™ื›ื•ืœื™ื ื’ื ืœื”ื’ื“ื™ืจ ืืช ื”ื—ืœืงื™ืง ื›ื’ืœื™ืœ ื‘ืขืœ ืื•ืชื• ื ืคื— ืฉืื•ืจื›ื• ืฉืœ 360 ืžื™ืงืจื•ืŸ ื•ืจื•ื—ื‘ื• ืฉืœ 120 ืžื™ืงืจื•ืŸ. ื’ื™ืฉื” ื–ื• ืžืชืืจืช ื‘ืฆื•ืจื” ืžื“ื•ื™ืงืช ื™ื•ืชืจ ืืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืง ื•ืขืฉื•ื™ื” ืœืกืคืง ื”ื‘ื ื” ื˜ื•ื‘ื” ื™ื•ืชืจ ืฉืœ ื”ืชื ื”ื’ื•ืชื• ืฉืœ ื—ืœืงื™ืง ื–ื” ื‘ืžื”ืœืš ืขื™ื‘ื•ื“ ืื• ื˜ื™ืคื•ืœ ืœืžืฉืœ. ื˜ื›ื ื™ืงื•ืช ืจื‘ื•ืช ืฉืœ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžื‘ื•ืกืกื•ืช ืขืœ ืชืคื™ืกืช ืžื“ื™ื“ื” ื–ื• ื•ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื–ื” ืžืชืื™ื ืœื—ืœื•ื˜ื™ืŸ ืœื™ื™ืฉื•ื ื”ื ื“ืจืฉ. ืžื“ื™ื“ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื‘ืฉื ื™ ืžืžื“ื™ื ืื• ื™ื•ืชืจ ื™ื›ื•ืœื” ืœืคืขืžื™ื ืœื”ื™ื•ืช ืจืฆื•ื™ื”, ืืš ื™ื›ื•ืœื” ื’ื ืœื”ืฆื™ื’ ื›ืžื” ืืชื’ืจื™ ืžื“ื™ื“ื” ื•ื ื™ืชื•ื— ื ืชื•ื ื™ื ืžืฉืžืขื•ืชื™ื™ื. ืœื›ืŸ ืžื•ืžืœืฅ ืœืฉืงื•ืœ ื”ื™ื˜ื‘ ื‘ืขืช ื‘ื—ื™ืจืช ื˜ื›ื ื™ืงืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืชืื™ืžื” ื‘ื™ื•ืชืจ ืœื™ื™ืฉื•ื ืฉืœืš.


ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื

ืืœื ืื ื›ืŸ ื”ืžื“ื’ื ืฉื‘ืจืฆื•ื ืš ืœืืคื™ื™ืŸ ื”ื•ื ืคื™ื–ื•ืจ ืื—ื™ื“ ืžื•ืฉืœื, ื›ืœื•ืžืจ ืœื›ืœ ื—ืœืงื™ืง ื‘ื•ื“ื“ ื™ืฉ ืื•ืชืŸ ืžื™ื“ื•ืช ื‘ื“ื™ื•ืง, ื”ื•ื ื™ื›ืœื•ืœ ื”ืชืคืœื’ื•ืช ืกื˜ื˜ื™ืกื˜ื™ืช ืฉืœ ื—ืœืงื™ืงื™ื ื‘ื’ื“ืœื™ื ืฉื•ื ื™ื. ื ื”ื•ื’ ืœื™ื™ืฆื’ ื”ืชืคืœื’ื•ืช ื–ื• ื‘ืฆื•ืจื” ืฉืœ ืขืงื•ืžืช ื”ืชืคืœื’ื•ืช ื—ืœืงื™ืงื™ื ืื• ืขืงื•ืžืช ื”ืชืคืœื’ื•ืช ืžืฆื˜ื‘ืจืช (cumulative).


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช

ื ื™ืชืŸ ืœื”ืฆื™ื’ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ื‘ื“ืจื›ื™ื ืฉื•ื ื•ืช ื‘ื™ื—ืก ืœืฉืงืœื•ืœ ื—ืœืงื™ืงื™ื ื‘ื•ื“ื“ื™ื. ืžื ื’ื ื•ืŸ ื”ืฉืงืœื•ืœ ื™ื”ื™ื” ืชืœื•ื™ ื‘ืขืงืจื•ืŸ ื”ืžื“ื™ื“ื” ื‘ื• ืžืฉืชืžืฉื™ื.


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ืžืกืคืจ โ€“ By Number

ื˜ื›ื ื™ืงืช ืกืคื™ืจื” ื›ื’ื•ืŸ ื ื™ืชื•ื— ืชืžื•ื ื” Image Analysis ืชืขื ื™ืง ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื‘ืžืกืคืจ ื›ืืฉืจ ื›ืœ ื—ืœืงื™ืง ืžืงื‘ืœ ืฉืงืœื•ืœ ืฉื•ื•ื” ืœืœื ืงืฉืจ ืœื’ื•ื“ืœื•. ื”ื“ื‘ืจ ืฉื™ืžื•ืฉื™ ืœืจื•ื‘ ื›ืืฉืจ ื™ืฉ ื—ืฉื™ื‘ื•ืช ืœื™ื“ื™ืขืช ื”ืžืกืคืจ ื”ืžื•ื—ืœื˜ ืฉืœ ื”ื—ืœืงื™ืงื™ื - ืœืžืฉืœ ื‘ื–ื™ื”ื•ื™ ื—ืœืงื™ืงื™ื ื–ืจื™ื - ืื• ื›ืืฉืจ ื ื“ืจืฉืช ืจื–ื•ืœื•ืฆื™ื” ื’ื‘ื•ื”ื” (ื—ืœืงื™ืง ืื—ืจ ื—ืœืงื™ืง).


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื ืคื— โ€“ By Volume

ื˜ื›ื ื™ืงื•ืช ืคื™ื–ื•ืจ ืื•ืจ ืกื˜ื˜ื™ ื›ื’ื•ืŸ ืฉื‘ื™ืจืช ืœื™ื™ื–ืจ Laser Diffraction ื™ืชื ื• ื—ืœื•ืงื” ืžืฉื•ืงืœืœืช ื‘ื ืคื—.

ื›ืืŸ ื”ืชืจื•ืžื” ืฉืœ ื›ืœ ื—ืœืงื™ืง ื‘ื”ืชืคืœื’ื•ืช ืžืชื™ื™ื—ืกืช ืœื ืคื— ืฉืœ ืื•ืชื• ื—ืœืงื™ืง (ืฉื•ื•ื” ืขืจืš ืœืžืกื” ืื ื”ืฆืคื™ืคื•ืช ืื—ื™ื“ื”), ื›ืœื•ืžืจ ื”ืชืจื•ืžื” ื”ื™ื—ืกื™ืช ืชื”ื™ื” ืคืจื•ืคื•ืจืฆื™ื•ื ืœื™ืช ืœื’ื•ื“ืœ ื‘ื—ื–ืงืช 3. ื–ื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืฉื™ืžื•ืฉื™ ื‘ื™ื•ืชืจ ืžื‘ื—ื™ื ื” ืžืกื—ืจื™ืช ืžื›ื™ื•ื•ืŸ ืฉื”ื”ืคืฆื” ืžื™ื™ืฆื’ืช ืืช ื”ืจื›ื‘ ื”ืžื“ื’ื ืžื‘ื—ื™ื ืช ื”ื ืคื—/ื”ืžืกื” ืฉืœื•, ื•ืœื›ืŸ ื”ืขืจืš ื”ืคื•ื˜ื ืฆื™ืืœื™ ืฉืœื•.


ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ืขื•ืฆืžื” โ€“ By Intensity

ื˜ื›ื ื™ืงื•ืช ืคื™ื–ื•ืจ ืื•ืจ ื“ื™ื ืžื™ื•ืช ื™ืชื ื• ื”ืชืคืœื’ื•ืช ืžืฉื•ืงืœืœืช ื‘ืขื•ืฆืžื”, ื›ืืฉืจ ื”ืชืจื•ืžื” ืฉืœ ื›ืœ ื—ืœืงื™ืง ื‘ื”ืชืคืœื’ื•ืช ืžืชื™ื™ื—ืกืช ืœืขื•ืฆืžืช ื”ืื•ืจ ื”ืžืคื–ืจืช ืขืœ ื™ื“ื™ ื”ื—ืœืงื™ืง. ืœื“ื•ื’ืžื”, ื‘ืืžืฆืขื•ืช ืงื™ืจื•ื‘ ืจื™ื™ืœื™ (Rayleigh), ื”ืชืจื•ืžื” ื”ื™ื—ืกื™ืช ืœื—ืœืงื™ืงื™ื ืงื˜ื ื™ื ืžืื•ื“ ืชื”ื™ื” ืคืจื•ืคื•ืจืฆื™ื•ื ืœื™ืช ืœื’ื•ื“ืœ ื‘ื—ื–ืงืช 6. ื›ืืฉืจ ืžืฉื•ื•ื™ื ื ืชื•ื ื™ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืœืื•ืชื• ืžื“ื’ื ื”ื ืžื“ื“ ื‘ื˜ื›ื ื™ืงื•ืช ืฉื•ื ื•ืช, ื—ืฉื•ื‘ ืœื”ื‘ื™ืŸ ื›ื™ ืกื•ื’ื™ ื”ื”ืชืคืœื’ื•ื™ื•ืช ื”ื ืžื“ื“ื•ืช ื•ืžื“ื•ื•ื—ื•ืช ื™ื›ื•ืœื™ื ืœื™ื™ืฆืจ ืชื•ืฆืื•ืช ื‘ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืฉื•ื ื•ืช ืžืื•ื“. ื–ื” ืžื•ื“ื’ื ื‘ื‘ื™ืจื•ืจ ื‘ื“ื•ื’ืžื” ืฉืœื”ืœืŸ, ืขื‘ื•ืจ ืžื“ื’ื ื”ืžื•ืจื›ื‘ ืžืžืกืคืจ ืฉื•ื•ื” ืฉืœ ื—ืœืงื™ืงื™ื ื‘ืงื•ื˜ืจ ืฉืœ 5 ื ื ื•ืžื˜ืจ ื• -50 ื ื ื•ืžื˜ืจ. ื”ื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ืžืกืคืจื™ืช ื ื•ืชื ืช ืฉืงืœื•ืœ ืฉื•ื•ื” ืœืฉื ื™ ืกื•ื’ื™ ื”ื—ืœืงื™ืงื™ื, ืชื•ืš ื”ื“ื’ืฉืช ื ื•ื›ื—ื•ืชื ืฉืœ ื—ืœืงื™ืงื™ 5 ื ื ื•ืžื˜ืจ ืงื˜ื ื™ื ื™ื•ืชืจ, ื•ืื™ืœื• ืœื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ื‘ืขื•ืฆืžื” ื™ืฉ ืื•ืช ื’ื‘ื•ื” ืคื™ ืžื™ืœื™ื•ืŸ ืœื—ืœืงื™ืงื™ื ื”ื’ื“ื•ืœื™ื ืฉืœ 50 ื ื ื•ืžื˜ืจ. ื”ื”ืชืคืœื’ื•ืช ื”ืžืฉื•ืงืœืœืช ื‘ื ืคื— ื”ื™ื ื‘ื™ื ื•ื ื™ืช ื‘ื™ืŸ ื”ืฉื ื™ื™ื:

[ืชืžื•ื ื” 2 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืืคืฉืจ ืœื”ืžื™ืจ ื ืชื•ื ื™ ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžืกื•ื’ ื”ืชืคืœื’ื•ืช ืื—ื“ ืœืžืฉื ื”ื•, ืื•ืœื ื–ื” ื“ื•ืจืฉ ื”ื ื—ื•ืช ืžืกื•ื™ืžื•ืช ืœื’ื‘ื™ ืฆื•ืจืช ื”ื—ืœืงื™ืง ื•ืชื›ื•ื ื•ืชื™ื• ื”ืคื™ื–ื™ื•ืช. ืื™ืŸ ื‘ื”ื›ืจื— ืœืฆืคื•ืช, ืœืžืฉืœ, ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืžืฉื•ืงืœืœืช ื‘ื ืคื— ื”ื ืžื“ื“ืช ื‘ืืžืฆืขื•ืช ื ื™ืชื•ื— ืชืžื•ื ื” ื›ื“ื™ ืœื”ืชืื™ื ื‘ื“ื™ื•ืง ืขื ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื ืžื“ื“ืช ืขืœ ื™ื“ื™ ืฉื‘ื™ืจืช ืœื™ื™ื–ืจ Laser Diffraction.


ื ืชื•ื ื™ ื”ื”ืชืคืœื’ื•ืช - ืกื˜ื˜ื™ืกื˜ื™ืงื”

"ื™ืฉื ื ืฉืœื•ืฉื” ืกื•ื’ื™ื ืฉืœ ืฉืงืจื™ื: ืฉืงืจื™ื, ืฉืงืจื™ื ืืจื•ืจื™ื ื•ืกื˜ื˜ื™ืกื˜ื™ืงื”".ื˜ื•ื•ื™ื™ืŸ, ื“ื™ืกืจืืœื™

ืขืœ ืžื ืช ืœืคืฉื˜ ืืช ื”ืคืจืฉื ื•ืช ืฉืœ ื ืชื•ื ื™ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื, ื ื™ืชืŸ ืœื—ืฉื‘ ื•ืœื“ื•ื•ื— ืขืœ ืžื’ื•ื•ืŸ ืคืจืžื˜ืจื™ื ืกื˜ื˜ื™ืกื˜ื™ื™ื. ื”ื‘ื—ื™ืจื” ืฉืœ ื”ืคืจืžื˜ืจ ื”ืกื˜ื˜ื™ืกื˜ื™ ื”ืžืชืื™ื ื‘ื™ื•ืชืจ ืขื‘ื•ืจ ื›ืœ ืžื“ื’ื ื ืชื•ืŸ ืชื”ื™ื” ืชืœื•ื™ื” ื‘ืื•ืคืŸ ืฉื‘ื• ื”ื ืชื•ื ื™ื ื”ืืœื” ื™ืฉืžืฉื• ื•ืขื ืžื” ื™ืฉื•ื• ืื•ืชื. ืœื“ื•ื’ืžื”, ืื ื‘ืจืฆื•ื ืš ืœื“ื•ื•ื— ืขืœ ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื ืคื•ืฅ ื‘ื™ื•ืชืจ ื‘ืžื“ื’ื ืฉืœืš ืชื•ื›ืœ ืœื‘ื—ื•ืจ ื‘ื™ืŸ ื”ืคืจืžื˜ืจื™ื ื”ื‘ืื™ื:

โ€ข ืžืžื•ืฆืข โ€“ Mean - ื’ื•ื“ืœ 'ืžืžื•ืฆืข' ืฉืœ ืื•ื›ืœื•ืกื™ื™ื”

โ€ข ื—ืฆื™ื•ืŸ โ€“ Median - ื’ื•ื“ืœ ืฉื‘ื• 50% ืžื”ืื•ื›ืœื•ืกื™ื™ื” ืžืชื—ืช/ืžืขืœ

โ€ข ืฉื›ื™ื— โ€“ Mode - ื’ื•ื“ืœ ื‘ืฉื›ื™ื—ื•ืช ื”ื’ื‘ื•ื”ื” ื‘ื™ื•ืชืจ.

ืื ืฆื•ืจืช ื”ื”ืชืคืœื’ื•ืช ื‘ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื™ื ื-ืกื™ืžื˜ืจื™ืช, ื›ืคื™ ืฉืงื•ืจื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื‘ื“ื•ื’ืžืื•ืช ืจื‘ื•ืช, ืœื ื”ื™ื™ืช ืžืฆืคื” ืžืฉืœื•ืฉืช ื”ืขืจื›ื™ื ื”ืœืœื• ืœื”ื™ื•ืช ืฉื•ื•ื™ื ื‘ื“ื™ื•ืง ื›ืคื™ ืฉืžื•ืฆื’ ืœื”ืœืŸ:

[ืชืžื•ื ื” 3 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืžืžื•ืฆืขื™ื - Means

ื™ืฉื ื ืžืžื•ืฆืขื™ื ืจื‘ื™ื ื•ืฉื•ื ื™ื ืฉื ื™ืชืŸ ืœื”ื’ื“ื™ืจ ื‘ื”ืชืื ืœืื•ืคืŸ ืฉื‘ื• ื ืชื•ื ื™ ื”ื”ืชืคืœื’ื•ืช ื ืืกืคื™ื ื•ืžื ื•ืชื—ื™ื. ื”ืฉืœื•ืฉื” ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ืขื‘ื•ืจ ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžืชื•ืืจื™ื ืœื”ืœืŸ:

1. ืžืžื•ืฆืข Number length[1,0]Dืื•  Xnlื”ืžื›ื•ื ื” ืœืขืชื™ื ืงืจื•ื‘ื•ืช ื”ืžืžื•ืฆืข ื”ืืจื™ืชืžื˜ื™, ื”ื•ื ื”ืžืฉืžืขื•ืชื™ ื‘ื™ื•ืชืจ, ืœืžืฉืœ, ื‘ื™ื™ืฉื•ืžื™ื ื‘ื”ื ืกืคื™ืจืช ื—ืœืงื™ืงื™ื ื”ื ื”ืขื ื™ื™ืŸ. ื–ื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ืžื—ื•ืฉื‘ ืจืง ืื ืื ื—ื ื• ื™ื•ื“ืขื™ื ืืช ื”ืžืกืคืจ ื”ื›ื•ืœืœ ืฉืœ ื—ืœืงื™ืงื™ื ื‘ืžื“ื’ื ื•ืœื›ืŸ ืžื•ื’ื‘ืœ ืœื™ื™ืฉื•ืžื™ ืกืคื™ืจืช ื—ืœืงื™ืงื™ื.

2. ืžืžื•ืฆืข ืฉื˜ื— ืคื ื™ื Surface area[3,2] Dืื• Xsv ื”ื•ื ื”ืจืœื•ื•ื ื˜ื™ ื‘ื™ื•ืชืจ ื›ืืฉืจ ืฉื˜ื— ื”ืคื ื™ื ื”ืกืคืฆื™ืคื™ ื—ืฉื•ื‘, ืœืžืฉืœ, ื‘ื™ื™ืฉื•ืžื™ ื–ืžื™ื ื•ืช ื‘ื™ื•ืœื•ื’ื™ืช, ืชื’ื•ื‘ืชื™ื•ืช, ืคื™ืจื•ืง. ืžืžื•ืฆืข ื–ื” ืจื’ื™ืฉ ืœื ื•ื›ื—ื•ืช ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื Fines ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื.

3. ืžืžื•ืฆืข ื ืคื—ื™ [4, 3] Dืื• Xvm ืจืœื•ื•ื ื˜ื™ ืขื‘ื•ืจ ืจื•ื‘ ื”ื“ื•ื’ืžืื•ืช ื›ื™ ื”ื•ื ืžืฉืงืฃ ืืช ื’ื•ื“ืœื ืฉืœ ืื•ืชื ื—ืœืงื™ืงื™ื ื”ืžื”ื•ื•ื™ื ืืช ืขื™ืงืจ ื”ื ืคื— ื‘ื“ื’ื™ืžื”. ื”ื•ื ืจื’ื™ืฉ ื‘ื™ื•ืชืจ ืœื ื•ื›ื—ื•ืช ืฉืœ ื—ืœืงื™ืงื™ื ื’ื“ื•ืœื™ื ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื.

ื“ื•ื’ืžื” ืœืžืžื•ืฆืขื™ ืฉื˜ื— ื”ืคื ื™ื ื•ื”ื ืคื— ืžื•ืฆื’ืช ื‘ืื™ื•ืจ ื”ื‘ื ืขืœ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืฉื‘ื” ืงื™ื™ื ื—ืœืง ื ื™ื›ืจ ืฉืœ ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื Fines:

[ืชืžื•ื ื” 4 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืื—ื•ื–ื•ื ื™ื - Percentiles

ืขื‘ื•ืจ ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื—ืœืงื™ืงื™ื ืžืฉื•ืงืœืœืช ื ืคื—, ื”ื ืžื“ื“ืช ื‘ื˜ื›ื ื•ืœื•ื’ื™ื™ืช Laser diffraction, ืœืจื•ื‘ ื ื•ื— ืœื“ื•ื•ื— ืขืœ ืคืจืžื˜ืจื™ื ื”ืžื‘ื•ืกืกื™ื ืขืœ ื”ืžืงืกื™ืžื•ื. ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืขื‘ื•ืจ ืื—ื•ื– ื ืชื•ืŸ ืฉืœ ื ืคื— ื”ื“ื’ื™ืžื”.

ืื—ื•ื–ื™ื ืžื•ื’ื“ืจื™ื ื›-XaB ื›ืืฉืจ:

ืคืจืžื˜ืจ X= ืคืจืžื˜ืจ, ื‘ื“ืจืš ื›ืœืœ D ืขื‘ื•ืจ ืงื•ื˜ืจ

ืคืจืžื˜ืจ a = ืฉืงืœื•ืœ ื”ืชืคืœื’ื•ืช, ืœืžืฉืœ, nืœืžืกืคืจ, v ืœื ืคื—, i ืœืขื•ืฆืžื”

ืคืจืžื˜ืจ B = ืื—ื•ื– ื”ืžื“ื’ื ืžืชื—ืช ืœื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื–ื”, ืœืžืฉืœ, 50%, ืœืคืขืžื™ื ื ื›ืชื‘ ื‘ืชื•ืจ ืฉื‘ืจ ืขืฉืจื•ื ื™ ื›ืœื•ืžืจ 0.5.


ืœื“ื•ื’ืžื”, ื”-Dv50 ื™ื”ื™ื” ืงื•ื˜ืจ ื”ื—ืœืงื™ืงื™ื ื”ืžืจื‘ื™ ืฉืžืชื—ืชื™ื• 50% ืžื ืคื— ื”ื“ื’ื™ืžื” ืงื™ื™ื - ื”ืžื›ื•ื ื” ื’ื ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ื—ืฆื™ื•ื ื™ ืœืคื™ ื ืคื—.

ื”ืื—ื•ื–ื•ื ื™ื ื”ื ืคื•ืฆื™ื ื‘ื™ื•ืชืจ ืฉืžื“ื•ื•ื—ื™ื ื”ื Dv50, Dv10 ื•-Dv90 ื›ืžืชื•ืืจ ื‘ืขืงื•ืžื•ืช ืžื˜ื”:

[ืชืžื•ื ื” 5 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]

[ืชืžื•ื ื” 6 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]


ืขืœ ื™ื“ื™ ื ื™ื˜ื•ืจ ืฉืœื•ืฉืช ื”ืคืจืžื˜ืจื™ื ื”ืœืœื• ื ื™ืชืŸ ืœืจืื•ืช ืื ื™ืฉ ืฉื™ื ื•ื™ื™ื ืžืฉืžืขื•ืชื™ื™ื ื‘ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ื”ืขื™ืงืจื™, ื›ืžื• ื’ื ืฉื™ื ื•ื™ื™ื ื‘ืงืฆื•ื•ืช ืฉืœ ื”ื”ืชืคืœื’ื•ืช, ืฉื™ื›ื•ืœื” ืœื”ื™ื•ืช ืขืงื‘ ื ื•ื›ื—ื•ืช ืฉืœ ื—ืœืงื™ืงื™ื ืงื˜ื ื™ื ืžืื•ื“ Fines, ืื• ื—ืœืงื™ืงื™ื ื’ื“ื•ืœื™ื ืžืื•ื“ ืื• ืฆื‘ืจื™ื ืฉืœ ื—ืœืงื™ืงื™ื ื›ืคื™ ืฉืžื•ืฆื’ ื‘ื”ืชืคืœื’ื•ืช ื’ื•ื“ืœ ื”ื—ืœืงื™ืงื™ื ืžื˜ื”:

[ืชืžื•ื ื” 7 ื‘ื’ืœืจื™ื” ืœืžื˜ื”]

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