通过分析城市污水处理设备应用中存在的问题，提出了改进其性能的一些措施。
The questions of municipal sewage treatment equipments inapplications were analysed. Some measures that will improve its performance were put forward.
通过对给水现状、污水处理现状的分析，提出提高水价的原因，并提出水价制定的合理原则。
Analysis the actualities of water supply and sewage treatment, pointed out the cause of raising water price, put forward an rational principia to determine the reasonable price of water.
通过对高速公路生活区污水特点的分析及各种生活污水处理工艺的比较，向人们提供一种适合高速公路生活区污水处理的工艺。
Through the analysis of the expressway living area sewage quality and the comparison of different sewage treatment methods, the paper provides the user a suitable way to treat such sewage.
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