The model parameters are analyzed and identified by hydrology and water quality data.

然后根据水文及水质资料分析并确定模型参数。

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Based on surface water quality data, this paper objectively analyzed the pollution status of Longdong River.

依据龙洞河地表水质监测数据，客观分析了龙洞河水质污染现状、主要污染物。

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A method for obtaining parameters of export coefficient model by using hydrology and water quality data is presented.

针对非点源污染模型中的输出系数模型，提出了一种基于历史水文水质资料的参数确定方法。

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The 140-year record (1868 to 2008) of Thames water quality was assembled by drawing together and cross-calibrating at least six different data sets.

BBC: Thames archive reveals long nitrate rise

Fracturing proponents have struggled to gain the high ground in the debate on water quality, even as they debunked the myths time and again with facts and data.

FORBES: Why Anti-Fracking Groups Are Shifting Their Story From Water To Air Quality

Dissenting Commissioner Troy Paredes notes the potential confusion that could result from having firms speculate on the "physical effects of climate change, such as effects on the severity of weather (for example, floods or hurricanes), sea levels, the arability of farmland, and water availability and quality" and harms to their reputation because of the public perception of data relating to its greenhouse gas emissions.

FORBES: The SEC, Global Warming and The First Amendment