Treatment of waste plastics has become an important issue of environmental pollution control.

废弃泡沫塑料的处理已经成为环境污染治理的重要问题。

youdao

Treatment of waste plastics has become an important issue of environmental pollution control.

废弃泡沫塑料的处理已经成为环境污染治理的重要问题。

youdao