1)c(din)
A SɫĽY(ji)Իo(w)ηĩo(w)}}SɫY(ji)Էĩˮ
B Ʒ1ஔ(dng)1000λ
C (ni)ȫעoˎL(zhng)Ч
2 ˎãVV(du)m(yng)ԾmԾ(du)ԭw˴wùwwҲһá
3 m(yng)YҪڷݴcUɳT(mn)ϾȾ(ţiS)ϗUϗUȾiⲡuԺҲί˴w؈ĂȾؚѪA(y)ԭwxwֲډUӌm(ni)ĤMӄʹдM(jn)L(zhng)D(zhun)ʵá
4 ÷c
A ÿ1000A(y)^w750~1500B7ÿˮ100~400i110~280
B (ni)һÿw50ix10~20؈20һ2~3
C o}ע䣺һÿwu25iţR25~50ˣ؈ 5~10һ2Ρ
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