1) longwall top coal caving
长壁放顶煤
2) longwall fully mechanized top coal caving method
长壁综采放顶煤采煤法
3) shorter long-wall full-mechanized caving mining
短长壁综采放顶煤
4) longwall fully mechanized overhead caving coal mining
长壁综采放顶煤采煤方法
5) not caving length
不放顶煤长度
6) top-coal caving
放顶煤
1.
Discussion on support and design of the powered support for the top-coal caving of up-dip mining face;
放顶煤仰采工作面液压支架支护与设计探讨
2.
A study on top-coal caving technology in thick seams with fully mechanized face;
厚煤层综采放顶煤工艺研究初探
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