ԃ(xn)Ԓ(hu)020-34781415/13824444783

(y) > „ > ИI(y)„ >

Rơмȩ

(li)Դ˹аl(f) l(f)r(sh)g2021-08-12 10:24:15 c(din):

R!ơмȩ??V˹֭h(hun)F̎ʾ;ơмȩǰȫo(w)!!!    ڿW\(hu )ҲǴҞ֮eg(zh)ơ(zh)ҕýwr(sh)r(sh)ơƺмȩ„׌Մȩɫ׃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)о΢ȩơ

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)Мyu10ơƾzy΢ȩδֵ

ྩơ齭ơƼȩ^քe0.024mg/L0.028mg/L;ʿơƺؑcơƼȩ^_1.2 mg/L1.4 mg/LڇHҪ󷶇MòҪ䰲ȫ(wn)}

ֵÿ϶10ơ8ơƼȩlˮֵྩơ齭ơIơuơơѩơϲơ

ȩ䌍(sh)ҲȻ΢ļȩwȺܿ(hu )xɼĺϵyҺų(hu )pwҲ̫^(gu)

V˹֭h(hun)(zhun)I(y)҃ȿ՚ȩzy҃ȼȩȩI(y)



տs
  • Ԓ(hu)ԃ(xn)

  • 13824444783
精品国精品国产自在久国产应用|国产精品无码一区二区三区在|天堂Αv日本国产|久久综合九色综合欧美就去吻|久久99视频只有这里精品