【摘 要】
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平顶山煤业集团二矿,是平顶山矿区开发建设的第一对矿井,始建于1955年9月8日,1957年10月1日简易投产,原设计生产能力21万吨,服务年限20年。随着国家煤炭工业的发展和煤炭开发
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平顶山煤业集团二矿,是平顶山矿区开发建设的第一对矿井,始建于1955年9月8日,1957年10月1日简易投产,原设计生产能力21万吨,服务年限20年。随着国家煤炭工业的发展和煤炭开发技术的不断进步,矿井投入生产后,经过多次挖潜改造,井田资源储量和生产能力逐年提高。上世纪70年代初,
Pingdingshan Coal Mining Group II is Pingdingshan mine development and construction of the first mine, was built on September 8, 1955, October 1, 1957 simple production, the original design production capacity of 210,000 tons, the service life of 20 years. With the development of the national coal industry and the continuous improvement of coal development technology, after the mine is put into production, after several times of tapping the potential, the minefield reserves and production capacity have been increasing year by year. The early 70s of last century,
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请下载后查看，本文暂不支持在线获取查看简介。
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