��ԭ��չ��V��y��ˮ̎��S��Pb,��Cd��Cr,��Ni��

��r�g��2012-08-20 10:48 ��Դ��ӱ�� : �� A�� Ӱ ��x��3089

ժҪ��ÿ՚�-��Ȳ��ԭ��չ��V��y��ˮ̎��S��Pb,��Cd,��Cr��Ni �ĺ��,��о��˻һ��ض�,��һ��r�g��ͬ��ȵ�Ӱ�,��ѹ��l��,��4 �NԪ�ؘ˜��P��^�ã�r=0.997 0��0.999 8��Ʒ�Ә˻��ʞ�96.0%��106.5%,��y��Y��ʴ_�ɿ�,��ó��˲�ͬ��(ji��)��Pb��Cd,��Cr,��Ni ��׃��Ҏ(gu��)�ɡ�

�P�I�~��,��ԭ��չ��V��,��ؽ��Ԫ�أ��,��y��

Ŀǰ��ˮ̎��S��a��1 �|t,��к��ؽ��Ԫ�ء��ؽ��Ԫ��ױ��r��,��r��,��c��ʳ�ú󌢌��a��O��Σ��[1]��ֻ��ؽ��Ԫ��Ⱦ�Ġ�r��S��(ji��)��׃��Ҏ(gu��)��,��ú��Ч�ķ��̎��,��ؽ��Ԫ��Hg��Cd,��Pb,��Cr ��҇��һ��C��c��Ⱦ�Ŀǰ�ѳɞ鏊��,��s��(sh��)��,��w��L�ڷe��a��ĵ�һ�(y��u)�ȿ��Ƶ��Ⱦ�Ŀǰ�y��ؽ��Ԫ�صķ��л��ԭ��չ��V��[2,3],��x�Ӱl(f��)��V��[4],��δҊ��о��ͬ��(ji��)��ؽ��Ԫ�؜y��Ĉ��x�ò�ͬ��(ji��)��Ʒ,��(j��ng)�ߜػһ��̎��,��HNO3_ HF��,��û��ԭ��՜y��Pb��Cd,��Cr,��Ni��ķ��Ә˻��Ռ��ԓ��ʴ_�ɿ�,��ͨ�^�y��,��Եó��ؽ��ٺ��S�r�g��׃��

1 ��򞲿��

1.1 �x��ԇ��

WFX-1F2B2 ԭ��շֹ��Ӌ��ڶ��W�x��S��,��Cd,��Cr��Pb,��Ni ��ꎘO��ڶ��W�x��S��,��DRZ-8D ��ʽ��t��A��늠t�S��

��,��,��懡��k,��t�Ⱦ��AR,��U��ԇ��

1.2 �x��l��

�y��r�x��Ĺ��l��Ҋ��1,��

Ԕ��Ո�鿴��֣�

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