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面源污染 miànyuán wūrǎn
China, law non-point pollution
earth.sc. area source pollution; nonpoint source pollution
ecol. non-point source pollution
tech. areal source pollution
面 源污染: 19 phrases in 7 subjects
Earth sciences3
Ecology1
Engineering geology1
Hydroelectric power stations1
Oil / petroleum1
Technology10
Water resources2