��-��෨̎��PVA��I(y��)�Uˮ��ԇ��о�

��r�g��2014-01-09 10:15 ��Դ��h(hu��n)��ƌW(xu��) ��: ��x��1937

ժҪ��ϩ��(PVA)��I(y��)�Uˮ��^��,̎��y�ȴ�,��ˌ��ҽ�(j��ng)��(j��)��,��Ќ��е�̎��g(sh��),�о��˳��-��෨��ͬ��Ⱥ�PVA��H��I(y��)�Uˮ��̎��Ч��,��c��y(t��ng)��෨�M(j��n)��˱��^��Y(ji��)��,��-��෨��COD<500mg·L-1,PVA��10~30mg·L-1��PVA�Uˮ̎��Ч��c��y(t��ng)��෨��,����,��A(y��)̎��Ч��@,��COD��500~800mg·L-1,PVA��15~60mg·L-1��PVA�Uˮ̎��Ч��@,COD��PVA��ƽ��ȥ��ʷքe��92.8%��57.4%,�Ȃ��y(t��ng)��෨��4.1%��15.2%,��ˮCOD��30~60mg·L-1֮�g,��COD��1000~1200mg·L-1,PVA��20~70mg·L-1��PVA�Uˮ,��-��෨̎��Ч��@��,COD��PVA��ƽ��ȥ��ʷքe��90.9%��45.3%,�Ȃ��y(t��ng)��෨��COD��PVA��ȥ��ʷքe��12.8%��12.1%,��ǳ�ˮ��Ҫ�M(j��n)һ��̎��_(d��)��(bi��o)�ŷš��c��y(t��ng)��෨��,��-��෨̎��Ч�ʸ�,�\�з�(w��n)��,��Ч��̎��PVA�Ĺ��I(y��)�Uˮ,��

�P(gu��n)�I�~��PVA�Uˮ,��A(y��)̎��,��෨,��pH��ЙC(j��)ؓ(f��)��

PVA��һ�Nˮ��Ը߷��Ӿۺ��,��õęC(j��)е�Ժ�𤸽��,��a(ch��n)Ϳ�ϡ��τ�,��Ʒ�ӹ��,��黯��Ȯa(ch��n)Ʒ��V��(y��ng)��ڼ��,��,��켈��ӡˢ��ИI(y��)��PVA��ڵ��͵��y��ЙC(j��)��,��ˮ��Һ��һ��,��(j��ng)��󣬕�ʹˮ�w��ĭ��,��Ӱ�ˮ�w�ĸ��^��ܺ͏�(f��)��О�,��Ķ��Ɖĺ��΢��Ļ�ӣ�ͬ�r,��PVA��(qi��ng)ˮ�w��e��ؽ��ٵĻ��,��ӿ��ؽ��ٵ��w��ٶȣ��(d��o)�¸��(y��n)�صĭh(hu��n)��},��PVA�Uˮ��̎��Ϸ֞�ɴ��,��ﻯ��ﻯ��Ҫ�л��W(xu��)��Y(ji��)��,��Ĥ��,��߼��g(sh��)�ȣ��û��෨,��΢��ꐴ��x��û�ͨ�^��x��ЧPVA��PVA��ﻯ��̎��Ч��m��,��̎��ɱ��^��,��H��̎��PVA��^��ҽM�ֆ�һ�ďUˮ�r��Б�(y��ng)�Ãrֵ��һ��Ĺ��I(y��)�Uˮ,��PVA�Uˮ��^��,��M�֏�(f��)�s��,��O(sh��)��̎��ɱ��,��y�Բ��Æ�һ��ﻯ��M(j��n)��̎��Ŀǰ��H��,��ᘌ��Uˮ�ձ��õ�̎��ﻯ+��M�Ϲ�ˇ,��x��m��A(y��)̎��g(sh��)��(qi��ng)��m(x��)��b�õ�̎��Ч�ʣ�ʹ�ЙC(j��)��ȥ��齛(j��ng)��(j��)��Ч,��

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