ӯ
һӪҵʡ
Ӫҵ=Ӫҵ/Ӫҵ뾻×100
۾=/×100%
ë=-۳ɱ/×100%
Ӫҵ=/Ӫҵվ×100%
Ӫҵ=Ӫҵ/Ӫҵ뾻×100%
ɱ
ɱ=ܶ/ɱܶ×100%
P49912-32003ȡ
|
Ŀ |
|
|
|
һӪҵ Ӫҵɱ Ӫҵ˰ Ӫҵ ӣҵ Ӫҵ
Ӫҵ ӣͶ Ӫҵ Ӫҵ֧ ġ ܶ ˰˰Ϊ40% |
18000 10700 1080 6220 600 1620 800 200 4200 300 100 600 4000 1600 |
20000 12200 1200 6600 1000 1900 1000 300 4400 300 150 650 4200 1680 |
|
塢 |
2400 |
2520 |
ӯֽϱӯֽϱ=Ӫֽ/
һ˵ҵھ0ʱӯֽϱӦ1ָԽҵӪľֽĹԽ
P517 [12-16] ӯֽϱ
ģʲ
ʲ=Ϣ˰ǰ/ƽʲܶ
ƽʲܶ=ʲܶ+ĩʲܶ/2
壩ʲ
ʲ=/ƽʲ×100
=/ƽȨ
ƽʲ=ʲ+ĩʲ/2
=Ȩ+ĩȨ棩/2
עʲ=ʲ-ծ=Ȩ
ʱֵֵ
ӳҵʱҵŬµʵ䶯ҵЧ״ĸָꡣ
ʱֵֵ=۳غĩȨ/Ȩ×100
P521 [12-19] ʱֵֵʷ
ߣÿ
1 ȹɹĩͨɹ㣬
ÿ=/ĩͨ
2 ȹɹĸƽ㣬
ÿ=Ӫҵ×ʲת×Ȩ×ƽÿɾʲ
3ȹɹĩͨɹ㣬
ÿ=-ȹɹ/ĩͨɹ
4ȹĸշƽ
ÿ=-ȹ/ͨƽ
ˣÿɹ
ÿɹ=ֽͨܶ/ĩͨ
ţӯ ӯ=ͨÿм/ͨÿ
һ˵ӯʸߣ˵Ͷ߶Ըù˾ķչǰãԸϸߵļ۸ù˾ƱһЩɳԽϺõĸ߿Ƽ˾ƱӯͨҪһЩǣҲӦע⣬ijһֹƱӯʹߣҲζֹƱнϸߵͶʷա
ʮÿɾʲ
ͨԱȡÿ=-ȹ/ĩͨ
ÿɹ=ֽͨܶ/ĩͨ
ÿɾʲ=ĩɶȨ/ĩͨ