加强煤质管理，基础工作是关键。

Enhance coal quality management, basic work is the key.

youdao

实践证明，只有强化煤质管理才能提高经济效益。

Practice proved that only strengthening management of coal quality could increase economic benefit.

youdao

介绍了岱河煤矿采取严查煤质管理各个环节的具体措施，取得了良好的效果。

The article introduces that Daihe coal Mine takes measure to inspect coal quality management in every links, and so obtains favorable effects.

youdao