名词
中文翻译：污染当量
同义词：
['pollutant equivalent', 'pollutant equivalent amount', 'pollutant equivalent quantity']
例句：
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1. The pollution level in the river has increased significantly due to industrial activities.
由于工业活动，河流的污染水平已经显著增加。
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2.The government is considering implementing stricter regulations on emissions to reduce pollution levels.
政府正在考虑实施更严格的排放规定，以减少污染水平。
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3. The pollutional equivalent of this chemical is a toxic gas that can cause serious health problems.
这种化学物质的污染当量是一种有毒气体，可能导致严重的健康问题。