The operation situation of sewage purification plant influences directly the urban water environment.
污水净化厂的运行状况直接影响着城市水环境的好坏。
It is a kind of economical and effective means of controlling water-body pollution to avail of water environment purification capacity properly.
妥善利用水环境净化能力是一种经济有效的水污染控制手段。
The water environmental capacity is gauged based on the water environment goal and the law of water dilution and purification.
水环境容量是以水环境目标和水体稀释自净规律为依据。
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