a(chn)Ʒ(jin)飺
dFVϲÃ(yu)|(zh)Vʺd϶F߀ԭ(yng)ԭͨ^VʽʽM(jn)ų(du)ܵ偠tѭh(hun)ˮܽg(jng)̎ˮܽ_(d)0.05 mg/Lһr³1ˮ10gԓзϴlʵ(qing)ȸߣۻY(ji)ȱeԸ
g(sh)ָ(bio)
Ҏ(gu)1--3mm3--5mm5--8mm
w;
dFVڸN偠tܾa(b)ˮI(y)ѭh(hun)sˮҪȥˮܽĵط
ע(xing)
1(jng)^Fx,һ0.2 - 0.5mg/L(du)ڟˮ偠tfԷχ(gu)Ҏ(gu)ˮ|(zh)(bio)(zhn)(du)偠t?q)oˮFe2+Ї(yn)ҪĽoˮfԼbFbȥˮеFx
2dFV鲻ܽˮܛ(dng)۷eһ̶ȕr(sh)ͨ^_ϴŵʹdFVϻ֏(f)ʼij
bc(ch)棺
25kg/b(ni)rϩϱĤ
(ch)^עˮMbƓpӰ푳Ч