The method has wide application scope, simple structure, and good energy-saving and emission-reduction effect.

本方法适用范围广，结构简单，减排、节能效果好。

youdao

The method has wide application scope, simple structure, and good energy-saving and emission-reduction effect.

本方法适用范围广，结构简单，减排、节能效果好。

youdao