摘要
通过对金鼎煤矿11011首采工作面支护形式的摸索、试验、改革,总结出适合金鼎煤矿工作面支护形式,提高了掘进速度,增强了巷道支护的安全系数。
Content summary： Based on exploration, experiment, reform of working surface forms which first adopted by Jinding coal mine 11011, and summed up the best form of support and protection for working surface to Jingding coal mine, increased driving speed, increased safety factor of roadway support and protection.
出处
《煤炭技术》
CAS
北大核心
2011年第2期212-213,共2页
Coal Technology
关键词
巷道支护
探索
安全系数
rapid roadway
development
safety performance
