摘要
裕源煤矿要在立井开拓的基础上,选择大巷开拓方案。根据大巷实际,提出两种方案进行分析,进而确定经济合理的开拓方案。
On the basis of shaft development of Yuyaun mine, a main roadway development plan selected. Moreover, according to the actual situation, two plans economical and reasonable development plan were analyzed to finally determine was an
出处
《山西煤炭》
2013年第5期51-53,共3页
Shanxi Coal
关键词
开拓方案
大巷
回采面年推进度
development plan
main roadway
advancing degree per year
