desulphurization during combustion

例句：

1. 1. The process of desulphurization is crucial for reducing emissionsfrom power plants.
   脱硫过程对于减少电厂排放至关重要。
2. 2. The company has implemented anew desulphurization system toimprove its environmental performance.
   该公司已实施新的脱硫系统，以改善其环境表现。
3. 3. The desulphurization processinvolves removing sulfur compounds fromthe air before it reaches the ground.
   脱硫过程涉及在空气到达地面之前去除硫化物化合物。