意思翻译
污染定义
相关相似pollution control───[环境]污染控制
precise definition───[计]精确定义
dictionary definition───词典中的定义
high definition───[电视]高清晰度
legal definition───法律定义
muscle definition───肌肉定义
narrow definition───狭义解释
双语场合用语Definition, types, sources and current research progress of the indoor air pollution were illustrated.───了室内空气污染的定义、种类、来源，国内外研究现状。
definition and characteristic of indoor air pollution as well as the source of major pollutants and their danger are introduced with measures for controlling indoor air pollution presented.───介绍了室内空气污染的定义、特点以及主要污染物的来源和危害，并提出了室内空气污染的控制。
It summarizes shortages of present water quality evaluate methods, and puts forward water pollution index evaluate methods, then explains detailedly its definition, calculate methods.───在总结分析现有水质评价方法的基础上，提出了水污染指数评价法，并对其定义、计算方法进行了详细介绍。
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