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ʶ̵ĵĹԭ

³ϺԶƼ޹˾ʱ䣺2018-5-28 11:07:32
һ
ǹϵͳ֮ѡ̵ԶϵͳĹлӰ졣
 
̽ṹͼ
 
̵Ļԭ
1ϵģ
ϵͳĻȣ̺͹֮һѹգ
ѹѹϣ
p = p1 C p2
ѹЧɱϵ  F ~ p   and   F ~ A   F = p x A

ڲݻ̱յڲݻֱӰʱ䣻
Сʰ뾶ܹץĹС뾶
ܷⴽгָ̣̳պѹľ롣ֱӰܷⴽ˶
̵г̣̱ʱЧ
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õ̰ƽ̡̡Բ̺
1.ƽ̵ܣλȸߣСɵƺСڲݻʹץȡʱСʵָ߲ƽĹ棬ܷⴽѵܷԣץȡʱõȶԣ̵ֱǶʽṹʵָߵij (磺ͽṹ)ײ֧ţЧֱ̲ࡣƵ̵͵Ӧ򣺰˱ƽ΢ֲڵıƽ΢εĹ磺, ֽ, , ϼľ塣
2.̵ԣ1.5, 2.5ۺ 3.5۲ƣ벻ƽıõӦԣץȡʱЧͬ߶ȵIJץȡ𹤼ĵײƣ̵ıϲӲȸߣӦǿ׶ܷⴽײ֧ţ̲ࡣ̵ĵ͵Ӧ򣺰˵εIJƽĹ,磺壬ֽ䣬ϼ/ܰװIJƷ 
3.Բ̵ܣѵÿȡ棻ڳ͹湤Ӳǿ̣ߴСƽͲһͨã̲ϣǶʽṹиߵץȡ̣Բ̵ĵ͵Ӧ:ץȡСĹ ܼιľܣֽ䣬/ܰװƷ 
4.̣ͨһձԣ̲Ϻ״ԣʹضӦ/ҵ̵ĵ͵Ӧ򣺰ܵĹġ׵ġױεıṹ