Printing and dyeing water, the main source of wastewater, has not been well dealt with.

印染废水是我国染整工业废水的主要来源，一直没有得到较好的解决。

youdao

Printing and dyeing water, the main source of wastewater, has not been well dealt with.

印染废水是我国染整工业废水的主要来源，一直没有得到较好的解决。

youdao