摘要
次生节理破坏了顶板的完整性,给局部顶板管理带来很大难度,管理不好甚至会出现安全事故。次生节理的预防和治理是抓好日常安全生产的重要环节。
Havocin secondary joints in the integrity of your roof to local roof management challenge management is not good even security incidents. The secondary joint prevention and tackling of daily security is an important step in the production.
出处
《山东煤炭科技》
2010年第4期82-83,共2页
Shandong Coal Science and Technology
关键词
次生节理
预防
治理
prevention of secondary joints
