organic pollutions 有机污染物
Persistent organic pollutions 持久性有机污染物
traffic environmental pollutions 交通环境污染
What Causes These Pollutions 什么引起这些污染
soil pollutions 土壤污染
deep pollutions 深部污染
air pollutions 空气污染物
major pollutions 主要污染物
Chang’an has emerged that heavy metal pollution in soil.
表明长安区表层土壤已出现重金属污染。
参考来源 - 西安市长安区土壤重金属积累和质量评价研究The size and construction cost of the tower can be decreased while Y-strings are applied in heavy pollution area.
Y型绝缘子串用于重污秽地区输电线路时,可减小杆塔尺寸,降低工程造价。
参考来源 - 直流输电线路Y型绝缘子串污闪特性研究Automotive exhaust emissions have been the main source of air pollution.
汽车尾气排放污染已是大气污染的主要来源。
参考来源 - 汽油发动机空燃比闭环控制及监测系统For the insulators with simple shape the exponent n isnot influenced by the pollution degree, but for the insulators with complex shape the value nwas effected by the pollution degree.
试验结果表明，上述公式中的指数n在交流电压下的数值大于直流电压。 对于形状简单的绝缘子n值不受污秽程度影响，对于形状复杂的绝缘子n值受污秽程度的影响。
参考来源 - 期刊学术社区·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： befoulment defilement
同义词： contamination
以上来源于: WordNet
N-UNCOUNT Pollution is the process of polluting water, air, or land, especially with poisonous chemicals. 污染
The fine was for the company's pollution of the air near its plants.
公司被罚款是因为它的工厂污染了周围的空气。
N-UNCOUNT Pollution is poisonous or dirty substances that are polluting the water, air, or land somewhere. 污染物
The level of pollution in the river was falling.
该河流受污染的程度其时正在降低。
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