Sewage utilization is one of the most effective measures to solve the crisis of water resources and prevent water pollution.
城市水资源化是解决水危机、防治水污染的有效途径之一。
The four days of Exhibition will display advanced technology and equipments of environmental protection, like clean coal products, sewage disposal and garbage utilization technology.
为期四天的展会将展示先进的环保技术与设备，如清洁的煤炭产品、污水处理和垃圾利用技术。
The possible effect of sewage containing seawater from seawater utilization in coastal cities on biological treatment system of urban sewage treatment plants was studied and tested.
对沿海城市海水利用后，含海水污水对城市污水处理厂生物处理系统可能造成的影响进行了研究、试验，结果表明。
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