This article firstly analyses the existing defects and weaknesses of the present Water Pollution-Discharge Permit System and points out the necessity to perfect it.
本文首先分析了现有水污染物排放许可证制度存在的问题与缺陷，指出完善的必要性。
This article firstly analyses the existing defects and weaknesses of the present Water Pollution-Discharge Permit System and points out the necessity to perfect it.
本文首先分析了现有水污染物排放许可证制度存在的问题与缺陷，指出完善的必要性。
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