Cationic - type polyacrylamide is one of the polymers which have the widest USES in water treatment and paper making industries, whose capacity is over 50% of polyacrylamide products abroad.
国外阳离子型聚丙烯酰胺的产量占聚丙烯酰胺产品的50%以上，该产品是水处理及造纸行业中用途最广泛的高分子聚合物之一。
Widely used in industries served including chemical, power station, paper making and etc. Also used in transportation system of gas, liquid and solid.
主要用于石油、化工、冶金、造纸、火电站、炼油等行业。各类酸碱盐气体、液体、高温蒸汽和泥浆输送系统。
The paper USES SAS software to analyze the basic characteristics of industrial structure of Shanghai industries in 2002 with the factor analysis method by making use of the data in 2002.
文章采用多元统计分析中的因子分析方法，依托SAS统计分析软件，以2002年数据为截面，对上海市工业行业的基本特征进行了分析。
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