哈尔滨市绿地土壤和植物的汞污染主要来源是工厂和交通尾气的大气降尘。
The main pollution source of the hydrargyrum of vegetable and soil is the atmosphere dust of factory and gas in the Harbin's greenbelt.
哈尔滨市绿地土壤和植物的汞污染主要来源是工厂和交通尾气的大气降尘。
The main pollution source of the hydrargyrum of vegetable and soil is the atmosphere dust of factory and gas in the Harbin's greenbelt.
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