通对大采高首采工作面进行长时间的矿压显现监测,以及对观测现象和数据进行分析处理,找出了其中的内在规律性,从而为大采高综采围岩控制积累了经验和为大采高综采面安全、高效生产提供了技术保证。%By the long-term monitoring of strata behavior on the first mining face with large mining height and the analysis on the observation data,the inner law was summarized for the future surrounding rock control and to provide the technological guarantee for the safe and efficient production.
展开▼