Xinzhou City is rich in coal resources, long-term coal mining causes big influence on water resources.

忻州市煤炭资源丰富，长期采煤对水资源造成很大影响。

youdao

Xinzhou City is rich in coal resources, long-term coal mining causes big influence on water resources.

忻州市煤炭资源丰富，长期采煤对水资源造成很大影响。

youdao