摘要
过中间巷顶板管理是关键,必须采取有效措施缩小控顶范围,减少空顶时间,保证支护强度,加强过程管控,才能安全快速地推过中间巷。
The roof management is the key of getting through the middle entry,only effective measures such as reducing the range of roof cantrol and time of empty support,ensuring the support strength and process control arc taken,can ensure the mining face getting through the middle entry safely and quickly.
出处
《煤矿现代化》
2017年第4期34-35,共2页
Coal Mine Modernization
关键词
煤矿
中间巷
顶板管理
措施
coal mine
middle entry
roof management
measure
