1(dng)c(dng)ʽ^(gu)VăʽͬǸxӼg(sh)a(chn)ĶNxӠ鲼(g)gѸٷֽNкȾC(du)҃(ni)ÿ(g)ȫ
2һwxӼg(sh)W(xu)ȾȩױױbȾȾ(x)ùкȾ֟۵ȿw(sh)F(xin)˟o(w)ȱһw
3ȫxӼg(sh)a(chn)ĶNӾ^(qing)ͨ^(gu)c՚еĸNȾ|(zh)l(f)(yng)KˮͶ̼o(w)κΚȾCڽĭh(hun)Ќ(du)՚Ⱦ
4ȫ҃(ni)ȵ0.02PPMȫ(bio)(zhn)0.08PPM(sh)F(xin)挍(sh)xϵC(j)̎h(yun)ڬF(xin)χ(yn)ijҪ
5xӳC(j)bʹgo(w)ϴSo(h)o(w)QҲ(jin)
6(jng)(j)՚՚Ҫɱ^ߡxӳC(j)20000Сr(sh)ϵBm(x)ڴgo(w)Qo(w)S
7(ji)xӳC(j)ʺܵʹ^(gu)M(fi)ÿɺԲӋ(j)
8o(w)Ч˿؛