R!ơмȩ??V˹֭h(hun)F̎ʾ;ơмȩǰȫo(w)!!! ڿW\(hu )ҲǴҞ֮eg(zh)ơ(zh)ҕýwr(sh)r(sh)ơƺмȩՄȩɫ׃MߓIJ
ͨ^(gu)ϕN(xio)ơ{͜yu̽ȩǷ˜?YĂ(g)ơƵļȩ^?һ(li)
ơмȩǼ?
ơƼȩ?W\(hu )g߀ܲؿِȾ?
֮ǰоƅf(xi)(li){ȩָˌʳƷȫָǮa(chn)Ʒָ2011ԭlӋίl(f)GB 2760-2011ʳƷӄʹؘʡʽȥȩ_ȩʳƷüӹa(chn)(jng)I(yng)ʹ;
FеGB/T 4927-2008ơơҘ˜Ҳڼȩָ(hu )“”һf(shu)@ơв“ȩ“
Ȼơƞʲô(hu )мȩ?
(jng)ȩ鷀ơa(chn)(yu)c(din)ǽơƵɫ^ؿs̾Ƶĕr(sh)gFơеļȩҪ(li)Դơưl(f)Юa(chn)һϵxa(chn)ڼȩˮxa(chn)оȩơ
ȩһN|(zh)Hw۷e߀c|(zh)YL(chng)ڔzʰǻǸ]ͰѪԴ (tng)ȩ;o
ơļȩж?
l(f);ƼƾơҎȩĚø2.0mg/L;lM(WHO)l(f)ˮ|(zh)ȫָָȩó0.9mg/L
D/M߈
֮ǰM߈ͨ^(gu)10ơM(jn)Мyu10ơƾzyȩδֵ
ྩơ齭ơƼȩ^քe0.024mg/L0.028mg/L;ʿơƺؑcơƼȩ^_1.2 mg/L1.4 mg/LڇHҪMòҪ䰲ȫ(wn)}
ֵÿ϶10ơ8ơƼȩlˮֵྩơ齭ơIơuơơѩơϲơ
ȩ䌍(sh)ҲȻļȩwȺܿ(hu )xɼĺϵyҺų(hu )pwҲ̫^(gu)
V˹֭h(hun)(zhun)I(y)҃ȿ՚ȩzy҃ȼȩȩI(y)