As(��)��ȾˮԴ��(y��ng)��̎��g(sh��)��ԇ�о�

��r(sh��)�g��2014-02-26 09:49 ��Դ��h(hu��n)��ƌW(xu��) ��: ��x��1518

ժҪ��҇�Ŀǰ�V��õĳ�Ҏ(gu��)��ˮ��ˇ��A(ch��),��_չ��ˮԴͻ�l(f��)��As(��)��Ⱦ�đ�(y��ng)��̎��ˇ��ԇ�о�,��˲�ͬ��N�,��Ͷ��Ͷ��c(di��n)�Ͳ�ͬ��Ⱦ��ˮƽ��(du��)��(y��ng)��̎��ˇЧ��Ӱ��Լ�As(��)��ȥ��C(j��)��,��Y(ji��)��,��(d��ng)ԭˮAs(��)��150μg/L��Ҏ(gu��)̎��ˇ��(du��)As(��)��ȥ��ʃH��71.85%,��ܽ�B(t��i)��Ϳ��ڿ��ٻ��,��һ��(j��)��,��,��^�V��Ԫȥ��ʷքe��36.00%��5.42%,��9.30%,��14.95%��7.88%�Լ�9.10%,��-3.62%,��2.74%��55.12%,��8.51%,��o��ˮ�е�As��10μg/L��¡��A(y��)�Ȼ�-��(qi��ng)��ˇ�܉�?q��)��ʼ��Ȟ?00-600μg/L��As��󣩿��10μg/L��,��ڵ��Ч��Ͷ��r(sh��),��Լ��A(y��)�Ȼ��c(di��n)��x��(hu��)��(du��)̎��Ч��a(ch��n)��Ӱ푡�KMnO4�A(y��)��-��(qi��ng)��ˇ�܉�a(ch��n)��@Ӱ�,��h�Зl��ˮ�S��(y��u)��x��KMnO4��As��󣩵��,��

�P(gu��n)�I�~��ͻ�l(f��)��Ⱦ��(y��ng)��̎��,��},��(qi��ng)��A(y��)��

��,��҇��ĸ��ˮԴͻ�l(f��)��ؽ��Ⱦ�¹ʕr(sh��)�аl(f��)��,��V�|��ͺ��潭��k��Ⱦ�¼��Ⱦ�¼��,��(y��n)��{��؅^(q��)��ˮ��ȫ,��o��r(n��ng)�I(y��)��a(ch��n)��ɟo��صľ޴�pʧ��ˮԴͻ�l(f��)��ؽ��Ⱦ�¹ʳʬF(xi��n)��c(di��n)��A(y��)Ҋ��,��߷�ֵ��Լ��̕r(sh��)��,��ˣ��нoˮ̎��SˮԴͻ�l(f��)��ؽ��Ⱦ��(y��ng)��о��(y��ng)ᘌ�(du��)��c(di��n)չ�_,��,��(n��i)Ҳ�в��P(gu��n)��ˮ��Ⱦ��(y��ng)��ˇ��о��Ⱦ�N��Լ��W(xu��)��|(zh��)�Ĳ�ͬ,��(y��ng)�đ�(y��ng)��̎��ķ��Ҳ��,��ᘌ�(du��)�l(f��)��ͻ�l(f��)��ˮԴ��Ⱦ�L(f��ng)�U(xi��n)�^�ߵġ��Σ��^��,��Ӱ��^��־õ��|(zh��),��ؽ���չ�_��(y��ng)��̎��g(sh��)��о��к܏�(qi��ng)�Č�(sh��)�Ãr(ji��)ֵ,��

��}��As(��)��һ�N��;�V��Ļ��ԭ�ϺͰ댧(d��o)�wԭ��,��ͬ�r(sh��)Ҳ��һ�N��(qi��ng)�°��|(zh��)��S��о��C��(sh��)As(��)�Ķ��,��ܽ��,��(d��ng)�Զ��h(yu��n)��As��V)��Kim�ȵ��о��J(r��n)��ڱ�¶�՚�r(sh��),��ˮ�w��As(��)��As(V)��˥�ڴ��4-9d,��As(��)ͨ��Է��ӵ��ʽ��ڣ��N��ˇ��(du��)As(��)��ȥ��h(yu��n)��As(V),��(sh��)�(y��n)��҇�Ŀǰ��ˮ�S��õĳ�Ҏ(gu��)��ˮ��ˇ��̎��,��о��ڲ��Д๩ˮ��r�£��(y��ng)��(du��)ˮԴͻ�l(f��)��As(��)��Ⱦ�Ĵ�ʩ�Լ��(y��ng)��As(��)ȥ��C(j��)��,��

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�Դ��(bi��o)ע�e(cu��)�`��ַ��ĺϷ��(qu��n)�棬Ո(q��ng)��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ,��҂��r(sh��)��,��h��x�x,��