金汇港污染特征及其来源探讨_经济学_九九论文中心 关键词：地表水； 污染特征； 污染来源 [gap=662]Key words：source water; pollution characteristics; pollution sources
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air pollution characteristics 大气污染特征
sediment pollution characteristics 底泥污染特性
nitrogen pollution characteristics 氮污染特征
wastewater pollution characteristics 废水污染特征
waste water pollution characteristics 废水污染特征
low-frequency pollution characteristics 低频污染特征
water quality pollution characteristics 水质污染特征
pollution characteristics of acid rain 酸雨污染特征
Pollution characteristics and source apportionment 北京市部分地区大气气溶胶中多环芳烃污染特征及污染源探讨
Current pollution status and pollution characteristics of PM2.5 in China were reviewed and analyzed￡? including the temporal andspatial variations,source apportionment and relationship with PM10.
对中国大气中PM2.5的污染状况和污染特征进行了综述和分析,其中包括我国PM2.5质量浓度的时间、空间污染特征、来源解析以及与PM10的关系。
参考来源 - 我国PMIn this article, nitrogen pollution controll in soilless culture used biogas slurry as fertilizer was studied. Main result consists of:Nitrogen pollution characteristics in soilless culture used biogas slurry as fertilizer was studied.
本文从沼液无土栽培过程中氮污染特性着手,研究了一种有效控制氮污染的方法。
参考来源 - 沼液无土栽培氮污染控制实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The high efficiency and low pollution characteristics of high temperature air combustion were analyzed too.
分析了高温空气燃烧技术的高效低污染特性。
Research status of the existing forms, pollution characteristics, migration and transformation laws of chromium in the water environment are summarized in this paper.
综合评述了水环境中铬的存在形态、污染特征及其迁移转化规律的研究现状。
The present situation of the sandpit backfill in Beijing has been introduced, and the pollution characteristics of the backfill material have been analyzed in this paper.
本文介绍了北京砂石坑回填现状，分析了回填物的污染组分特征。
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