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݄ķNܶͬ͵݄ҪDzͬ
1ЙC(j)݄ЙC(j)݄һNڿ՚ИOɢ(wn)Ժáݕr(sh)gL(zhng)(hu)c|(zh)l(f)(yng)݄ҪڼӡȾИI(y)ݵ
ЙC(j)݄(j)wϵͬҲһһrwϵмһݾͿ_(d)A(y)ڵЧ磬ڼӡȾИI(y)ʹЙC(j)݄1-3w(j)wϵĴС|(zh)M(jn){(dio)
ЙC(j)݄һʹ÷ǣ݄ˮ1ݮa(chn)Ʒˮ50-100ݵıܽ⣻ʹǰ݄cˮ1ݮa(chn)Ʒˮ10-30ݵı?jn)?/span>
2݄ʹÕr(sh)һ0.01-0.10%ԃ(ni)
݄֬
݄֬0.05-2%֮g݄֬0.002-0.2%֮g
3݄
݄Ч^ãһ0.002-0.005%ԃ(ni)
4݄
݄^wS͝(rn)0.025-0.25%֮g
5݄
݄ҪwSӹʹã0.02-2%
6݄
݄켈ӡȾϴõı^һ0.025-0.25%
Ȫˮ̎˾ g(sh)ᾀ15038352687 15890602302 κ(jng)