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primary pollutant
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primary pollutant
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一次污染物
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primary pollutant
一次污染物
由污染源直接排入环境的、其物理和化学性状未发生变化的污染物。又称原发性污染物。
Chemistry
>环境化学>大气环境化学>释义
primary pollutant
一次污染物
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