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1��ˇ��̴_��

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�{(di��o)��(ji��)ˮ��,��pHֵ,��ʹ�ã�Ni2+��ˮ:V=2×(3 m×7 m×2 m),��Ч�ݷe��40 m3/��Cd2+��ˮ:V=2×(1.7 m×7 m×1.8 m),��Ч�ݷe��21 m3/��

2.2��ˎϵ�y(t��ng)

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2.3��

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2.4�^�V

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3�Y(ji��)Փ

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