pollution sources
短語(yǔ)詞組
- pollution point sources 汙染點(diǎn)源
- pollution heat sources 汙染熱源
- many pollution heat sources 多汙染熱源
- pollution point sources of toxicants 毒物汙染點(diǎn)源
- water body pollution sources 水躰汙染源
- fugitive pollution sources 散汙染源
- pollution of water sources 水源汙染 返回 pollution sources