1) overhead caving
强制放顶
1.
Experimental research on non-hard overhead caving in shallow buried coal seam;
浅埋煤层非坚硬顶板强制放顶实验研究
2) forced caving test
强制放顶试验
3) control caving
控制放顶
1.
Based on the characteristic of large primary bestraddle distancel,ong periodic fracture hanging roof and serious threaten to mine safety in hard roof long working face,three control caving methods of the primary fracture and the reasonable hanging roof length of periodic fracture are studied systematically.
基于坚硬顶板长壁工作面初次跨落步距大、周期断裂悬顶长,对采场安全危害严重的特点,系统研究工作面顶板初次断裂的3种控制放顶方式和周期断裂的合理悬顶长度。
4) forced-discharge
强制放电
1.
Application of the technology of activated carbon regeneration by forced-discharge method to CIP process for gold extraction;
活性炭强制放电再生技术在炭浆法提金工艺中的应用
5) forced release
强制释放
6) control on top coal caving
顶煤放出控制
补充资料：综采放顶煤
综采放顶煤：厚煤层煤炭开采技术之一。把原来分层开采的煤炭，一次采完。方法是，在煤层底部按传统方法开采，使上面的煤炭在矿压的作用下，自动落下来。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条