}ùc(din) A}ùصSɫĽY(ji)Իo(w)ηĩo(w)}}SɫY(ji)Էĩˮ B }ùرƷ1ஔ(dng)1000λ C }ù(ni)գȫעoˎL(zhng)Ч 2 }ùˎãVV(du)m(yng)ԾmԾ(du)ԭw˴wùwwҲһ 3 }ùm(yng)YҪڷݴcUɳT(mn)ϾȾ(ţiS)ϗUϗUȾiⲡuԺҲί˴w؈ĂȾؚѪA(y)ԭwxwֲډUӌm(ni)ĤMӄʹдM(jn)L(zhng)D(zhun)ʵ 4 }ù÷c A ÿ1000A(y)^w750~1500B7ÿˮ100~400ˣi110~280 B (ni)һÿw50ˣix10~20ˣ؈20һ2~3Ρ C }ùo}ע䣺һÿwu25iţR25~50؈ 5~10ˣһ2 5 ע(xing) A cAҺͺԁ(li)ˮ B Ʒ(ni)ղȫҎ(gu)t(yng)c(li)Ʒr(ji)xӵˎϹ C 귴c(dng)Rل(dng)ò˃(ni)Rע䱾Ʒɰl(f)θc(yng) D L(zhng)ڻʹTl(f)ظȾSBSKȱYKԵȲ(yng)ˎgF(xin)aIIԭİl(f)r(sh)(yng)]аl(f)ظȾĿһ(jng)_\(yng)ͣˎȡCԷδʩ