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l(f)rg2017-09-04x4992Ρ̖С

x;۱ϩpH<7r׮a(chn)xpH>7r׮a(chn)

(1)۱ϩډAԗl(pH > 10 )Mвˮx;ۺ(HPAM)ְl(f)]ܘͨHPAMX}F}Ч@

(2)۱ϩڹI(y)oˮoˮУ(xͺx)xӾ۱ϩҲΪʹáʹδˮľ۱ϩˮʹõˮȞ28%һ35 %ˮδˮľ۱ϩҺƝ˞1%Ͷӝ˞0.1%̎ߝˮrȼӾ۱ϩ(jng)ֻϺͶͨڹI(y)oˮ̎Ͷһ1һSmg/Lˮ̎rһСlmg/LͶ^ra(chn)“zwo”ʹw‘ҸӰЧ


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