渤海滨州沿岸各入海河口污染指标的主组元分析

Principal Component Analyses of the Pollution Indexes in Every Estuary Along Binghou Coast in Bohai Sea

本文对渤海滨州沿岸各入海河口进行了现状污染指标的主组元分析，获得表征各河口的主要污染指标，进而说明各河口污染类型。结果表明，潮河等四河口基本属有机污染型。

The principal component analyses for the present pollution indexes in every estu-ary along Binghou coast in Bohai Sea were made. Thus the primary pollution indexes are given.The results showed that the four (Chaohe River,Majia River,Zhangweixin River and Tuhai Riv-er)estuaries basically belonged to organic pollution type.