��һ�⸡һ��ˇ̎��Uˮ��(y��ng)�Ì��

��r�g��2008-12-04 15:04 ��Դ�� : ��x��1677

ĳ�댧(d��o)�w�S��Uˮƽ��M�ڝ�Ȟ�165��54mg/L,��pH=2��39,��ŷ�ˮ��50m3/d�,��ˮ�C��ŷŘ˜ʡ�(GB8978—1996)һ��˜ʞ飺Fһ≤lOmg/L,��pH=6��9��̎��ˇ��Ҋ�D1,��

��a(ch��n)�Uˮ��{(di��o)��(ji��)��,��Ȼ��ɱ��(y��ng)�أ�ͬ�rͨ�^�ԄӼ�ˎ�CͶ��ˎ��NaOH,��2‰��X��0,��005��PAM��M��(y��ng),��ˎ�^��,��^��pHֵ�@ʾ�x��x��(sh��)��(j��)pHֵ�{(di��o)��(ji��)NaOH��Ͷ��,��pH��7��,��(y��ng)�r�g�s��15rain,��ˮ��⸡��x�أ��ܚ�ጷ��ጷų��ܚ�ˮ��ĳ��г�ˮ�棬��Һ��γɳ��︡��,��(j��ng)��C�γ��M��ɻ��,��o��坍Һ��{(di��o)��(ji��)��أ��ɻ��\��ٟ�̎��,��⸡��x��²��Һ��ˮ��,��ˮ��ܚ��ܚ�ޣ��⸡�õ��ܚ�ˮ,��ˮ�ɱ��ɰ�V��(j��ng)�^ɰ�V��ˮ��M��̿��M��̎��,��ֱ��ŷš�

��{(di��o)ԇ��g�l(f��)�F(xi��n)pHֵ��A�ε�̎��Ч��һ��Ӱ�(��1),��ɱ�1��Ҋ��pHֵ��7��0��ҕr̎��Ч��,��

�@��̎��O(sh��)ʩ��Ͷ��ԁ��(j��ng)�h(hu��n)��O(ji��n)�y��(qu��n)��C��(g��u)��Ό��O(sh��)ʩ�M��Fһ��M�вɘӱO(ji��n)�y,��O(ji��n)�y�Y(ji��)��,��ԓ��Uˮ̎��O(sh��)��ŷ��е�pHֵ��6��5 7֮�g��F(xi��n)һ�ĝ�Ⱦ�С��5mg/L,��ŷ�ָ�˾��_��ˇ��ˮ�C��ŷ�һ��˜�,��FһЧ��_98��9��,��ͬ�r��(j��ng)��u��,��@��O(sh��)ʩ��˹��Sԭ�е��{(di��o)��(ji��)��,��ֹ�·��O(sh��)ʩ,��Ͷ�Y��,��ȥ�O(sh��)��f�M��˹��M,��\��M��ÿ��H��0��50Ԫ,��

�Y(ji��)Փ

(1)��һ�⸡̎��Uˮ��ˇ�^��˂��y(t��ng)��ˇ�ă�(y��u)�c��X�}��,��x�ӽ��Q��j(lu��)�ϳ��ÙC��,��m(x��)̎��ؓ�ɣ��Ҳ��þ��X��Ȳ��X�}��p��һ��,��̎��M��Mһ��,��

(2)��⸡��g(sh��)�\��ں��Uˮ̎��,��Q��Һ��x��y�},��ʹ�O(sh��)��ܷ�(w��n)��\��,��

(3)��ˮĩ�˲��û��̿��o��ˮ��(w��n)��_��ŷ��ṩ��,��

(4)�ڹ�ˇ��,��NaOHȡ��y(t��ng)��Ca(OH)��,��ʹ��p�٣��Q�˂��y(t��ng)��ˇ��,��׽Y(ji��)��,��̎��Ч��ѣ��·�׶��y�},��

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