��]·ѭ�h(hu��n)��ˇ�M��p�ُUˮ�ŷ�

��r�g��2008-09-16 14:31 ��Դ�� : ��x��2432

�像Uˮ��Ҫ��Դ��Ưϴˮ,��]·ѭ�h(hu��n)��ˇ��Ŀǰ̎��像Uˮ�(j��ng)��Ч�ķ��֮һ,��像Uˮ�l(f��)չ�ķ��,��]·ѭ�h(hu��n)��ˇ��僅f(xi��)��1978��40̖Ӌ��ģ�80��Ȼ�]·ѭ�h(hu��n)��ˇ��Ȼ��,��ԓ��ˇ��M֮̎��,��ϴˮ��Զ��ã��܉��Ȝp��像Uˮ��ŷŔ�(sh��)��,��ȳ�Ҏ(gu��)�Ĺ̶�ˮ��Ưϴ�ɹ�(ji��)�s��ˮ90 %��,��Ķ��p��ˏUˮ̎��ؓ�ɺ�̎��(j��ng)�M��a(ch��n)��^�õĽ�(j��ng)��Ч��,��

��Ưϴ��¿��Է֞�ɴ���һ��B�m(x��)ʽ��Ưϴ,��僲ۺ��O(sh��)һ��ϴ��,��僼��ϴ��ǰ��Ƅ��ϴ,��a�o��ˮ�t�ɲ�ĩ��ǰ��a�o��ڶ��,��gЪʽ��Ưϴ,��ֽж�ۻ��գ��Ҫ45��ղ�,��ĩ��Һ�ĝ��һ��1020mg/ L,��ĩ��_��@һ��Ⱥ�͵��ۣ��һ��ղ۵��^��Ļ��Һ��l(f��)��s,��a�䵽�僲��,��ղ��ε��ǰһ��ۣ�ĩ�ۄt��坍ˮ,��gЪ��Ưϴ��B�m(x��)��Ưϴ��ӹ�(ji��)ˮ,��ļ��gЪ��Ưϴ��ĩ��ϴˮ��Ȳ��^20mg/ L�r,��Ȇβ��ˮ��r��(ji��)ˮ99.8%,��,��gЪ��Ưϴ��u��]·ѭ�h(hu��n)ʽƯϴ�͇��ϴ��F��ϴ��Y(ji��)�ϵķ��棬��ԓ��H��(ji��)�s��ˮ,��僼��ƯϴЧ��,��(j��)�S�u�價��I(y��)�@�Č��H��r��^С��僼��M��Ưϴ�͚��F��ϴ��Ĺ�ˇ��,��ʾ��D��D 1,��

僼��僲�ȡ��Ưϴ��ϴȥ�󲿷��Һ,��ٚ��F��ϴ��,��僼�һ�Κ��F��ϴ��ȶ��Ưϴ��ϴ��Ч��߀�á��Ưϴ��Һ�ĝ�ȴ�һ��̶�,��t��ƯϴҺ�ñô��l(f��)��s��,��s��a�䵽늶ɲ����ϴ��ˮ��Ưϴ��,��^��僼��ԭ�_ϴ��,��_ϴˮ�͞R��ɢ��ˮ�M��زۜ�,��빤�I(y��)�@�^(q��)��ˮ�ش�̎��,��

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