ǷNϵ
Ƿо۱ϩϵ
Ƿо۱ϩ(yng)I(lng)
Ƿл̿ϵ
ǷЃˮˎϵ
ǷЃˮVϵ
Ƿ ˮϵ
¾ˮiF^_ˣ
➠ˮ溬FǶ
➠𰸣Ҏ(gu)ˮFxӺ(yng) 0.3 mg/L,
ˮF1>03 mg/Lrˮ׃,
^ l mg/Lr,ˮFζ
➠Ҏ(gu)ˮﺬiǶ?
➠𰸣ˮ˜ʌiҎ(gu)Fi֮͞0.3mg/l
iSȞ0.05mg/l_0.03mg/l֮
҇ˮ˜Ҏ(gu)iSȞ0.1mg/l
ǷiSˮ̎
ǷӡˢSbU̎
Ƿϴúˮ̎F(xin)
Ƿˮ̎
ǷЏUˮ̎N
ǷN
ǷҺxӾ۱ϩa(chn)ƷB
ǷÓ̈́
֮Դˮ̎˾
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(lin)ϵˣκSL
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