Failure water filter lose their effect, and make impurities in heat exchanger.

破坏而导致水过滤器失去作用，使杂质进入换热器。

youdao

Failure water filter lose their effect, and make impurities in heat exchanger.

破坏而导致水过滤器失去作用，使杂质进入换热器。

youdao