摘要
开采井筒煤柱对缓和采掘接替紧张关系,减少煤炭的积压和浪费,具有非常重要的意义。立井井柱开采是一门新技术,从目前来看,这方面技术还较落后,尚需继续研究和实践。
It is of great significance to mine shaft coal pillar to ease the tension of coal mining and to reduce the backlog and waste of coal. Takai Iju mining is a new technology, from the current point of view, the technology is still relatively backward, still need to continue to study and practice.
出处
《黑龙江科学》
2016年第1期102-102,105,共2页
Heilongjiang Science
关键词
井筒
煤柱
开采
技术
Shaft
Coal pillar
Mining
Technology
