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人为污染源
oil man-made pollution source
water.res., ecol. anthropogenic pollution source; anthropogenic source of pollution; anthropogenic sources; man-made source; source of man-made pollutant
人为污染
tech. anthropogenic pollution sources; anthropogenic sources of pollution; man-made pollution sources; sources of man-made pollutant
人为污染源
: 10 phrases in 4 subjects
Earth sciences1
Ecology2
Technology2
Water resources5