... 溪流生境 溪流水质[gap=2875]Key words: landscape; land use; low order streams; in-stream habitat; stream water quality...
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With the change of seasons, in the while, the stream water quality displayed certain changetrend.
随着季节的变化，溪流水质呈现一定的季节变化规律。
参考来源 - 凉水和帽儿山地区不同土地利用下低级溪流生境和水质调查分析·2,447,543篇论文数据，部分数据来源于NoteExpress
QUAL2E was released by USEPA as a comprehensive and versatile stream water quality model. QUAL2E can be used as a powerful tool for stream water quality quantitative simulation.
QUAL2E 模型，该模型是美国国家环境保护局（US EPA）推出的一个河流综合水质模型，该模型具有综合性、多样化和灵活通用的特点，是进行河流水质定量模拟的有力工具。
Zhaoyuan section is the frontage of monitoring water quality of Songhua River main stream.
松花江肇源江段是松花江干流水质监测的前哨。
Water quality was polluted to a certain degree in main stream of Tarim River under the effect of human activities.
受人类活动影响，塔里木河干流的水质受到不同程度的污染。
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