secondary pollution
短語(yǔ)詞組
- secondary water pollution 次生水汙染
- No Secondary Environmental Pollution 不會(huì)二次環(huán)境汙染
- Causing secondary pollution 造成二次汙染
- No Secondary Pollution 無(wú)二次汙染
- free secondary pollution 無(wú)二次汙染
- Lessened Secondary Pollution 減少二次汙染
- secondary pollution of dust 二次汙染
- Easily Causing Secondary Pollution 容易産生二次汙染 返回 secondary pollution