One detection design block diagram and algorithms for low S/N DS/SS signal are presented in this paper.

本文对低信噪比直接序列扩频（DS／SS）信号的检测提出了设计方案和算法。

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And Hydrocyclone can be used to remove part of COD, n, p, while removel the SS.

可以采用旋流分离进行SS的去除，来达到去除部分COD、N、P的目的。

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The characteristics and function mechanism were illustrated through the elimination of pollutants such as BOD5 , SS, NH3-N, P, heavy metals and microbes.

通过介绍特征污染物含碳有机物（BOD_5）、悬浮物、总氮、磷、重金属以及细菌的去除，阐述了污染物去除的基本特征和作用机理。

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The characteristics and function mechanism were illustrated through the elimination of pollutants such as BOD5 , SS, NH3-N, P, heavy metals and microbes.

通过介绍特征污染物含碳有机物（BOD_5）、悬浮物、总氮、磷、重金属以及细菌的去除，阐述了污染物去除的基本特征和作用机理。

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