2) coal pile plate
煤柱顶板
1.
This paper introduces theoretical research and working practice of Jushan Coal Mine Limited Company by abandoned coal resource recovery under knife pile and summarizes a set of scientific method to control coal pile plate and coal capitals have achieved good effect.
介绍了莒山煤矿有限公司通过对刀柱下弃置煤炭资源回收工作的理论研究和工作实践,总结出一套煤柱顶板及煤帮控制的科学方法,并取得了较好的应用效果。
3) roof-coal pillar
顶板-煤柱
5) coal pillar and roof system
煤柱-顶板系统
1.
Study on catastrophic theory model of instability of coal pillar and roof system;
煤柱-顶板系统失稳的突变理论模型研究
2.
Since the loads on the coal pillar and roof system were non-uniformly distributed,the instability mechanism of the system under non-uniformly distributed loading was studied.
针对实际工程中作用在煤柱-顶板系统上的荷载为非均布荷载的现象,研究了煤柱-顶板系统在非均布荷载下的失稳机制。
6) tailloir
圆柱头上的顶板
补充资料：天柱山天柱峰
天柱山天柱峰
天柱峰又称为皖伯尖，万山尖。《道书》称为司命真人发祥所都，海拔1488.4米，孤立晴宵，顶天立地，石骨嶙峋，峭立如柱。五指、莲花、天池、含珠、飞来、月华诸峰拱卫左右，奇松、怪石、云海、佛光、各领风骚。李白《江上望皖公山》诗云：“奇峰出奇云，秀水含秀气。”白居易《题天柱峰》诗云：“天柱一峰擎日月，洞门千仞锁云雷。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。