�僺��t�Uˮ̎��g(sh��)�о��F(xi��n)��c�l(f��)չڅ��(sh��)

��r(sh��)�g��2012-12-01 13:30 ��(l��i)Դ��ؑc��W(xu��)Ժ�W(xu��)��(b��o) ��: ��x��1933

ժҪ:��B��僺��t�Uˮ�ā�(l��i)Դ,�C��Ŀǰ��(gu��)��(n��i)��僺��t�Uˮ�ĳ��̎��g(sh��),��(y��ng)ԭ��Լ��N��ă�(y��u)��ȱ�c(di��n),��W(xu��)��,��x�ӽ��Q��,��늽ⷨ��,��Ĥ��x��,��﷨,չ��僺��t�Uˮ̎��g(sh��)�İl(f��)չڅ��(sh��).

�P(gu��n)�I�~:�像Uˮ,��r(ji��)�t,�Uˮ̎��,�l(f��)չڅ��(sh��)

1�僺��t(��)�Uˮ�ā�(l��i)Դ

�t�ǏV��ڭh(hu��n)��е�Ԫ��.��r(ji��)�t��r(ji��)�t�Ļ��Ȼ��ˮ�w��Ҫ�Ĵ��ʽ,��(gu��)Ҏ(gu��)��ˮ��t��S��Ȟ�50 ppb.��t�ĺ��c�γ��@Щ��ĸʯ�ĽM��P(gu��n),һ��f(shu��)��(l��i),��t�ĝ�ȷ��5~1 500 ppm.�՚��е��t��Ҫ��r(ji��)��ʽ��,��Һ��S��Ĳ�ͬ��ͬ,��Ҫ��(l��i)Դ�ڹ��I(y��)��Ⱦ[1],�؄e��ИI(y��).

��늻��W(xu��)�ķ��(du��)��ٺͷǽ��ٱ��M(j��n)��b��o(h��)��@ȡĳЩ��ܵ�һ�N��ˇ�^(gu��)��.��ИI(y��)��,��õ�僷N��,��~,��t��\,��k,��U��y,��僽��a.��^(gu��)��,��˱��C�僮a(ch��n)Ʒ��|(zh��)��,ʹ��僌Ӿ��ƽ��⻬��^��c僼��ι̽Y(ji��)��,��ǰ��僼��ϵ��(��,��P��Ƥ��)�ص��Ƀ�,��僺��僼��ĸ��Һ��ϴ�Ƀ�.

�僺��t�Uˮ�ā�(l��i)Դһ��:��僼��ϴ��t�Uˮ;��像UҺ;��Uˮ,��_ˢ܇�g��,��ˢϴ�ذ��Լ�ͨ�L(f��ng)�O(sh��)��ˮ��僲۝B©��,��(d��ng)��ɵ��ܡ�ð,��,��©�ĸ��N��Һ��ˮ;��O(sh��)��sˮ.��,僼��ϴˮ��僺��t�Uˮ��Ҫ��(l��i)Դ,�׺�ռ܇�g��t�Uˮ�ŷ��80%��.2�僺��t(��)�Uˮ̎��

Ԕ��(x��)��(n��i)��Ո(q��ng)�鿴��֣�

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