操作和记录污水处理系统。
污水处理系统，采用先进的雨污分流管网。
Sewage water treatment system has advanced and separate rain water and sewage systems.
介绍了DCS在油田污水处理系统中的应用。
Introduced is application of distribution control system to wastewater treatment system in oil field.
大多数的城市仍然连基本的污水处理系统都没有。
In most cities there was still a complete lack of even a basic sewage system.
你知道它之前，城市供水和污水处理系统将停止工作。
Before you know it, the the city water and sewer system will stop working.
为处理生活污水，受核工厂须设有生活污水处理系统或领有排污许可证。
The facility should have a septic system or discharge permit to dispose of sewage.
为处理生活污水，受核工厂须设有生活污水处理系统或领有排污许可证。
The facility should have a septic system or discharge permit to dispose of sewage.
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