F(xin)ѽM뵽һߜصĚoՓ߀ݵĠB(ti)ǺܺãټļωLh(hun)HHB(ti)߀һЩXtwҪýnωtҪýωƲסl(f)ļωҪĹ֮һôωˎuļҜωˎأ
҂Sađ(zhn)Ӱ2̖䷽ωЧLЧVMߵϲ҂ͨ^l(f)؛3-5ͿԵ؛؛ݷVmڼͥe^WУt(y)Ժ֘ǡB(yng)ֳ}Ȉl(wi)xω
(zhn)Ӱ2̖aƷB
Ʒl(wi)M]ĸЧͶl(wi)xƌWMКxVVٶȿ졢ЧLcnωЧ
(zhn)Ӱ2̖ωˎă(yu):
1ωٶȵĿһω5-10
2ЧLʹһЧ_30-60
3ߝsЧωԭˎһԃˮ30Ĺ(ji)ʡʹóɱҲ(ji)ʡ˾