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。
Regarding to the high concentrations of nitrogen, phosphorus and organic matters in fecal sewage, the productive research on treatment of fecal sewage by biological/chemical process was performed.
针对粪便污水的氮、磷和有机物浓度高的特点，开展了生物—化学工艺处理粪便污水的生产性试验研究。
The research on pilot-plant test for the urban sewage treatment using RD technology of adsorption and biological oxidation is briefly introduction.
介绍了RD 生物吸附氧化工艺应用于城市污水处理的中试研究。
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