The dust, soot and SO2 were identified as the keypollutant factors.
确定了转炉炼钢的重点污染因子是粉尘、烟尘和SO2等。
2
The key to treating waste water of polyester production is to control the source discharge and reduce the abnormal pollutant.
聚酯生产的废水处理关键是要控制源头排放,减少非正常的污染物。
3
There is an obvious gap with the developed countries in term of key indexes such as comprehensive energy consumption, pollutant discharge, and resource recovery and recycling rate.