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ʽһwˮ̎O(sh)A2Oˇ̃(ni)BOD5SSԸNʽڵĵһһȥA2OÓϵy(tng)ĻȺҪͷM
ÓںΣ(x)еİЙC(j)anɵanͨ^ãD(zhun)suan}ȱΣ(x)(ni)suan}ͨ^ﷴʽһwˮ̎O(sh)D(zhun)ɵ?d)뵽Ķ_(d)ÓĿġ
ףʽˮ̎O(sh)څጷףյͼ(j)֬ЙC(j)ںΣͨ^ʣŷ׳ȥ
һf(gu)O(sh)ѽ(jng)x,׃(dng),Ø(gu)PO(sh)M(jn)йˇ{(dio)Ҳǿs{(dio)ԇr(sh)gҪءʽˮ̎O(sh)
(sh)F(xin)(yu)Ą(dng)Mһwˮ̎O(sh)(j)M(jn)ˮõ̖(ho)һµĆ},(j)M(jn)ˮM(jn)ˮ__(ti)(sh)ĽM;(du)ڔ;M(jn)õؚbÿM(jn)кM,C͔mˡ
Ͽ{(dio)߰M(jn)gЪʽM(jn)ˮؚ⡢oˮ{(dio)ϵB(ti)ܽķֲóԽyyTГQM(jn)лϵy(tng)(ni)D(zhun){(dio)
(sh)F(xin)һwˮ̎O(sh)(j)ҺҺλӋ(j)λӋ(j)ȃxM(jn)ʣõ_(j)ÓˮC(j)M(jn),CM(jn)ÓˮC(j)ܷÓˮO(sh)ˇҪ
(du)AAOˇ,εܽDZC(du)ijጷcյҪl;ȱεֵܽӰcǷصÓһ(g)Ҫ
һܽ1.5~2.5mgL֮g^(q)ܽ½,fؚⲻ
ȱܽ0.5mgL,ܽ^,f(ni)ֵ^
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