The water quality assessment of Pu river is conducted with the method, and compare the new method with the fuzzy mathematics method.
并用该方法对蒲河新城子段的水质进行了评价，最后与模糊数学方法作比较。
This study is part of efforts by the U.S. Geological Survey's National Water-Quality Assessment Program to monitor the quality of the nation's groundwater and surface water.
这项科学研究是美国地质调查局国家水质评估项目的一部分，旨在对美国地下和地表水质进行检测。
The sediment and its influence on water environment cause a series of problems and difficulties in the water environmental quality assessment for sediment-laden water of the Yellow River.
黄河多泥沙水体中存在的泥沙及其对水环境造成的影响给河流水环境质量评价带来了一系列特有的问题和困难。
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