The waste treatment countermeasures was adopted in the Datong Coal Industry Group and the gained result in recent year were introduced in this paper.
介绍了大同煤矿集团近年来针对杂物问题所采取的措施和取得的效果。
The waste treatment countermeasures was adopted in the Datong Coal Industry Group and the gained result in recent year were introduced in this paper.
介绍了大同煤矿集团近年来针对杂物问题所采取的措施和取得的效果。
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