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.
伴随着伟大祖国成长、前进的步伐，大同煤矿集团走过了60年的历程。
Datong Coal Mine Group has gone through 60 years with the growth and stride of the great motherland.
分析了大同煤矿集团公司和平街第二热交换站供热差的原因，提出了改进方案。
The paper analyses causes of poor heat supply of second heat exchange station in Heping Street and puts forward schemes of improvement.
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