��ؽ��ُUˮ̎��g(sh��)��о��M(j��n)չ��

��r(sh��)�g��2012-11-18 18:37 ��Դ��ƌW(xu��)�c�� : ��x��1188

ժҪ:Փ��̎��ؽ��ُUˮ��¼��g(sh��),��ȡ��,��x�ӽ��Q��,��¹�ˇ��,��̎��,��U��N̎��g(sh��)��ԭ��M(j��n)չ��䑪(y��ng)��,��

�P(gu��n)�I�~:�ؽ��,�Uˮ,̎��

1 ��ؽ��x�ӏUˮ̎��¼��g(sh��)

��ؽ��ُUˮ̎��¼��g(sh��)��Ҫ��ɷ��,��һ��ǌ��y(t��ng)��g(sh��)�ĸ��M(j��n)��һ��̎��ؽ��ُUˮ��·��,��

1.1 ��W(xu��)��

��W(xu��)��кͳ��,��^�}��F��w��[1],��^��͵ļ��g(sh��)��F��w��F��w��ձ�늚⹫˾��NEC��о��һ�N�ďUˮ��ȥ��ؽ��x�ӵ��·��,��ǣ��ں��ؽ��x�ӵďUˮ�м��F�},��ù��ďUˮ��ȡ�F��w��ĩ��F��w��һ��ȥ��Uˮ�ж�N�ؽ��x��,��F��w��ܽ�,��F��w��̎��ؽ��ُUˮЧ��ã�Ͷ�Yʡ,��O(sh��)�了��,��٣��һ��W(xu��)��|(zh��)��^��(w��n)��,��Ȼ�l��,��һ�㲻��ɶ��Ⱦ,��F��w��x�ӵęC(j��)��ͨ�^��ȡ��ķ�ʽ��һ��Ļ��W(xu��)��(y��ng)��п��ͻ��ܶȷe��(sh��)��ƶ�ͬ�r(sh��)��N�ؽ��x�Ӯa(ch��n)��,��؄e�m��̎��I(y��)��a(ch��n)��a(ch��n)��ĺ��N�ؽ��x�ӵďUˮ,��

1.2 ��

��ö��Թ̑B(t��i)��|(zh��)��ˮ��Ⱦ��һ�N��ʯ[2]��һ�N��Ȼ�w�S��Vˮ�Ϲ��}ճ��,��Uˮ��ؽ��ٵ��кܺõ�Ч��,��ʽ��[Si12Mg8(OH)4] (H2O)48H2O��ʯ��ˮ�е�Ni2+,Co2+,Pb2+,Cu2+��Cd2+��^�õ��Ч��,��䌦�ߝ��ؽ��^�õ��,��ЙC(j��)��ؽ��Ҳ��^�õ��Ч��[3]��ЙC(j��)��һ��̼��ЙC(j��)��w�Ƃ�ľۺ��(j��ng)�@Щ��w̎��^�ğo�C(j��)��ϻ�ϳɲ��,�,��ұ��I(y��)��ų��ďUˮ�г��ɫ��ټ��ж��Ԫ�أ��ú� NHC(S)CH3�� NHC(S)NH��܈F(tu��n)��ЙC(j��)��Ч��@ЩԪ��,��кܸߵ��ϵ��(sh��),��ЙC(j��)��Hg,Cu,As,Sb ��󣬌� Cu,Hg,Te,Th,Bi�ķ��ϵ��(sh��)��,��@Щ��ͬ�r(sh��)��x��N��,��ҿ��ں܌��pH��(n��i)��ؽ��٣�һ�㲻��Ҫ�ض��pHֵ,��ˮ��pHֵ��5~9,��δ�Ľ��ˮ��ľ�|(zh��)�ر��Ҫ��ȥ��N�ؽ��x��,��Karsheva ��о��l(f��)�F(xi��n),��ˮ��ľ�|(zh��)��һ�N��Ч��ȥ��ˮ�е��U�x��[4],��Lalvani �l(f��)�F(xi��n)һ�N��Һ�е� Cr3+�� Cr6+��ľ�|(zh��)��,��ԓľ�|(zh��)�ؿ��ȥ�� 63%�� Cr6+��100%�� Cr3+ [5],��

1.3 �x�ӽ��Q��

��ؽ��ُUˮ�е��ؽ��ٴ��x�Ӡ�B(t��i)��,��x�ӽ��Q��̎��Ч�س�ȥ�ͻ��ՏUˮ�е��ؽ��١�

Ԕ��(x��)��(n��i)��Ո�鿴��֣�

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