Sewage water treatment system has advanced and separate rain water and sewage systems.

污水处理系统，采用先进的雨污分流管网。

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In addition, tests with this machine in a sewage water treatment plant are also de-scribed. Test results show that its construction is reasonable and its design is successful.

另外，还介绍了该机在污水处理厂中的试验情况，试验结果证明该机的结构是合理的，设计是成功的。

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For example, he says, we will always need sewage and water treatment.

他说，比如我们总是需要污水和饮用水处理。

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Separating our water supply from sewage and learning how to do wastewater treatment was a really important part of reducing infectious diseases.

把净水和污水分开,以及学会污水处理的方法,是减少感染性疾病传播方法中的重要部分

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Because so much of our infrastructure including the electrical grid, water and sewage treatment, as well as our transportation system is computerized.

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By 2015, the government intends to add 42 million tons of daily sewage treatment capacity to increase its urban waste water treatment rate to 85 percent.

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He cites lack of water treatment, sewage and planning, and says the film-makers will likely leave the island in better condition than before they arrived.

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