1)c(din)
A SɫĽY(ji)Իoηĩo}}SɫY(ji)Էĩˮ
B Ʒ1ஔ(dng)1000λ
C (ni)ȫעoˎLЧ
2 ˎãVVأmԾmԾԭw˴wùwwҲһá
3 m(yng)YҪڷݴcUɳTϾȾ(ţiS)ϗUϗUȾiⲡuԺҲί˴w؈ĂȾؚѪA(y)ԭwxwֲډUӌm(ni)ĤMȣӄʹãдM(jn)LD(zhun)ʵ
4 ÷c
A ÿ1000ϣA(y)^w750~1500B7ÿˮ100~400i110~280
B (ni)һÿwأ50ix10~20؈20һ2~3Ρ
C o}ע䣺һÿwu25iţR25~50؈ 5~10һ2
5 ע(xing)
A cAҺͺԁˮ
B Ʒ(ni)ղȫҎ(gu)t(yng)cƷr(ji)xӵˎϹ
C 귴c(dng)Rل(dng)ò˃(ni)Rע䱾Ʒɰl(f)θc(yng)á
D LڻʹTl(f)ظȾSBSKȱYKԵȲ(yng)ˎgF(xin)aIIԭİl(f)r(sh)(yng)]аl(f)ظȾĿһ(jng)_\(yng)ͣˎȡCԷδʩ
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