ܵW(wng)Ԅӳ^VbY(ji)(gu)ʾD(yng)Ã(yu)ȱc(din)
D1ʾǰ^V^VW(wng)1O(sh)ܵϙMܺQֱཻܴλQܵĂ(c)O(sh)Ѓ۹ܵ2,۹ܵ2ijڰbзm3ʹÕrȌm3ڃ۹ܵ2ijϣҪ۵15rm3ȡٳȥ^VW(wng)1^Văڃ۹ܵ2(ni)۹@NY(ji)(gu)ȱc(din)
1)ÿγەrȡ·mʹò㣻
2)|(zh)
3)۹ܵ2weHռO(sh)ĿgͬrҲa(chn)ɱ
ܵW(wng)Hʹ÷㣬ҽ|(zh)ͨ^
錍F(xin)ĿܵW(wng)Ԅӳ^VbһNԄӳ^Vܵ25^VW(wng)ԓֱܵ^VW(wng)O(sh)ԓܵ(ni)ԓܵο^Vλðb۹
^VW(wng)AбO(sh)ܵ(ni)m(dng)?sh)ăAбϵĻȡܵW(wng)Ԅӳ^VbHpС˽|(zh)\(yn)D(zhun)rڲ30Srۣ˷dzʹ⣬۹ֱܵO(sh)Ӌñ^СҲ܉_(d)۵ĿġܵW(wng)Ԅӳ^VbʹÉ_(d)20
Df
D1F(xin)ܵW(wng)Ԅӳ^VbĽY(ji)(gu)ʾD
D2ܵW(wng)Ԅӳ^VbýY(ji)(gu)ʾD
wʩʽ
D2ʾܵW(wng)Ԅӳ^Vbܵ4^VW(wng)5,ԓܵ4ֱ^VW(wng)5AбO(sh)ԓܵ4(ni)m(dng)?sh)ăAбϵĻԓܵ4ο^V5λðb۹65ܵW(wng)Ԅӳ^Vbÿʹ^SrM(jn)ܵ4ֱO(sh)Ӌ1۹6ֱ0.4