иԇмԇֹ и x…ԇԇ}Ҳпx ɲͬr(sh)ԇ
ԇ}һNռо(sh)(j)yԇаl(f)ԇ}yȼɿԵֶ@DZCV@ùƽ_ЧĜyԇ_չĘ(bio)(zhn)ĺIJHиԇ ԇ}@NʽںܶĿԇжVڑ(yng)ԇ^в֪ĵ}Ǽԇ}ڿԇr(sh)Ҫÿ}տԇ}J(rn)挦ҪДӿ}ֻпԇY(ji)ȌԼ}ĿЩÿ(g)˶}ĿǼӿ}ϣÿһ}J(rn)挦
xĿ}(yng)ԓ3ƪӋ(j)60һƪ20犵Ӌ(j)r(sh)ڶƪһӋ(j)r(sh)40犣20+40=60мӿ3ƪºҪ2ƪӋ(j)r(sh) 40犣@xֿӋ(j)r(sh)20+40+40=100犡
Ŀ}(yng)ԓǃ}ÿ}һƪLԒ̓ƪLӋ(j)r(sh)gs50犡мӿ˃}Ҫһ}r(sh)gs20
ӿ}SC(j)F(xin)c֮ǰĴ}r]P(gun)ϵңֻǼӿƪĿ(g) xƪĿҲ]й̶ S1Ԓ+2ӵĸʽͬһͬƪĿҲDzͬģfSC(j)