1) roof collapse
漏顶
1.
This paper introduces the successful experience of over roadway extraction in complex geology that has roof step,face roof collapse with cavity,passing through fault etc.
介绍了135采煤队在顶板台阶下沉、漏顶、压力大、过断层等复杂地质因素影响下,跨巷道高档普采成功回采的经验。
2) rock and roof fallen
漏矸漏顶
3) roof leakage accident
漏顶事故
1.
This paper analyzes the roof leakage accidents at the end of fully-mechanized face in Wangcun Coal Mine,and advances some measures for preventing roof leakage.
对王村矿综采工作面端头顶板漏顶事故进行了分析,并提出了防治漏顶的措施。
4) collapse of coal wall and roof Leakage
片帮漏顶
5) crossing leak roof
过漏顶
6) the roof leakage area
过漏顶区
1.
Practice of getting across the roof leakage area during the end session of mining in mechanized coal face;
综采工作面收尾期间过漏顶区实践
参考词条
补充资料：漏无漏
【漏无漏】
（术语）有漏法与无漏法也。漏为烦恼之异名。三界之诸法为有漏法。三乘之圣道及涅槃界为无漏法。
（术语）有漏法与无漏法也。漏为烦恼之异名。三界之诸法为有漏法。三乘之圣道及涅槃界为无漏法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。