The geological survey information of coal mine is concentrated reflection of "Digital Coal Mine", which is very important basis of the manufacture and management of coal mine.
煤矿地测信息是煤矿地质测量工作的集中反映，是煤矿生产和管理工作的重要依据。
The geological survey information of coal mine is concentrated reflection of "Digital Coal Mine", which is very important basis of the manufacture and management of coal mine.
煤矿地测信息是煤矿地质测量工作的集中反映，是煤矿生产和管理工作的重要依据。
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