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Terms for subject Ecology containing 污染 浓度 | all forms | in specified order only
ChineseEnglish
地面污染浓度ground concentration of pollution
本底污染浓度background concentration
气载污染物浓度airborne pollutant concentration
污染物浓度pollutant load
污染物的地面浓度ground concentration of pollution material
污染物的安全浓度safe concentration of pollutant
污染物质的地面浓度ground concentration of pollution material

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