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1��(sh��)�(y��n)��

1.1��(sh��)�(y��n)�x��

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1.3��(sh��)�(y��n)��

        (1)��×l��ó��x��(qi��ng)��1.47W/cm²,�l�ʞ�24kHz.ÿ��(g��)�Uˮ��400ml,��ڏUˮ�ĕr(sh��)�g�քe��10s��30s,��60s,��600s,��1200s��1800s,��3600s,��5400s��7200s,�y(c��)��ú�Uˮ�ĺͻ��Ļ��,��Ƴ��L(zh��ng)�r(sh��)�g��1800s.

        (2)��̎��Uˮ��x��ͬ�Ļ��Ϊ�(d��)ʹ�û��ʹ��̎��Uˮ,��Ȟ�1%,ÿ��(g��)�Uˮ�Ӟ�400ml,�քe��0.5ml,��1ml,��2ml��4ml,��6ml,��8ml��,�ஔ(d��ng)�ژ�Һ�л��ȷքe��12.5mg/L��25mg/L,��50mg/L,��100mg/L��150mg/L,��200mg/L,��ٔ��10min,�o��2h,ȡ�ό��Һ�y(c��)��CODֵ.

        (3)��(qi��ng)��r(sh��)��ʩ�ӷ�ʽ��x��400ml�Uˮ�м��1%�ķ��x�Ӹ߷��ӻ��2ml,��^�ȼӻ��Ȼ��60s��ȳ��60s�ټӻ��@2�N̎��Ч��,�o��2h��,ȡ�ό��Һ�y(c��)��CODֵ.

2��(sh��)�(y��n)�Y(ji��)��ӑՓ

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�ı�1��Կ��,��ֱ��ھC�ϏUˮ�r(sh��),�Uˮ��CODֵ�̕r(sh��)�g��(n��i)��Ѹ�ٽ��ͺ��־��,1800s��u��,5400s��څ��ƽ��.�@һ�F(xi��n)�󲻃H��?y��n)鳬��ʹ�ЙC(j��)��l(f��)��,��cCOD�Ĝy(c��)��P(gu��n).��ó��,һ��ЙC(j��)��l(f��)��,��@��ЙC(j��)��ܴ󲿷��COD�y(c��)��t��ĳɷ�,��˱��F(xi��n)��CODֵ��@��.��Ҳͬ�r(sh��)�a(ch��n)��2�N��.һ�Ǵ��Uˮ�еĲ��֑Ҹ��w��Լ�ʹ��֬��黯��ɢ��ˮ��,��ʹ�Uˮ��ܽ��ЙC(j��)��;��ʹ�Uˮ�в��ױ��t��ЙC(j��)��l(f��)��,�ɞ��Ա��t��ЙC(j��)��.�@2�N��þ��(d��o)��CODֵ��.

�@��ǳ��ó��^(gu��)60s��CODֵ��ӵ�ԭ��.��(d��ng)�M(j��n)һ��ó��̎��r(sh��),�ɱ��õ��ЙC(j��)��u��ֽ�,ʹCOD��u��,��_(d��)��ƽ��.��ЙC(j��)�ﺬ��ʮ��Ҫ.��ñ��ʹ�õĳ��l(f��)��,��60sЧ��,��ʹCODȥ��_(d��)��40.6%.

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�ɈD1��Ҋ(ji��n),ʹ��1�N��̎��Uˮ,��Ȟ�100mg/L�r(sh��),CODȥ��_(d��)��,��ӻ��,CODȥ��ʷ��.�D2��,��(d��ng)�o(w��)�C(j��)��ЙC(j��)��ʹ�Õr(sh��),�o(w��)�C(j��)��ЙC(j��)��ȷքe��50mg/L�r(sh��),CODȥ��.�ɴ˿�Ҋ(ji��n),Ͷ�ӻ��Խ��Խ��,��Ͷ��^(gu��)��,��ʹ�Ҹ��z�w�w��̎�ڷ�(w��n)��B(t��i),��ڻ��.��CODȥ��ʿ��],�Aʽ�Ȼ��X�͸߷��ӻ��ʹ��Ч��.

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�D3�͈D4��,�̕r(sh��)�g��@��CODȥ��,��ÏUˮ60s�r(sh��),CODȥ��_(d��)��.�ı�3�ɿ��:�Aʽ�Ȼ��X,��၆�F�͸߷��ӻ��քe̎��Uˮ�r(sh��),��60s,CODȥ��ʷքe��17.7%,��31.7%��14.4%;��၆�F�͸߷��ӻ��Aʽ�Ȼ��X�͸߷��ӻ��ʹ�Õr(sh��),��60s, CODȥ��ʷքe��10.8%��13.7%.�^�m(x��)��L(zh��ng)��Õr(sh��)�g,��Ч��,ԭ��ܞ�:�ٳ��(ch��ng)��ʹ�Uˮ�е��ЙC(j��)�M��c��ײ�γɹ��,�Ķ��CODȥ��;�ڮ�(d��ng)��Õr(sh��)�g�^(gu��)�L(zh��ng),��(ch��ng)��“��”,ʹ��ЙC(j��)��ѽ��С��,�Ķ�ʹ�z�w΢��ķ�(w��n)��,��ڳ��ĳ�ȥ.��,�ڷ�(w��n)��(qi��ng)��l��,��ǡ��(d��ng)?sh��)ĳ��Õr(sh��)�g�ǳ��Ҫ.

3��Y(ji��)Փ

(1)ֻ�ó��Ƹ�Uˮ,��Õr(sh��)�g60s,��ʹ�Uˮ��CODȥ��_(d��)��40.6%.

(2)��g(sh��)�c��Y(ji��)��Ƹ�Uˮ̎��,��ʩ�ӳ��60s,��Ͷ�ӻ��,��100mg/L,��ʹ�Uˮ��CODȥ��ʱȲ��ó��r(sh��)��10%��.��ԉAʽ�Ȼ��X�͸߷��ӻ��ʹ��̎��Ч��,�Y(ji��)�ϳ��,�UˮCODȥ��_(d��)��73.2%.

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