1) light and lower top-caving technique
轻型低位放顶煤工艺
1.
This paper introduces the features of the light and lower top-caving technique and its application in each coal bed of Xishan Mining Area, analyzes the problems existing in the application of the light and lower top-caving technique, and puts forward some solving countermeasures.
介绍了轻型低位放顶煤工艺的特性及其在西山矿区各煤层的应用,分析了轻型低位放顶煤工艺在应用中存在的问题,并提出了解决的对策。
2) light top-coal drawing
轻型放顶煤
1.
Approach technology to light top-coal drawing technology and support type choice;
轻型放顶煤技术探讨与支架选型
3) low-position top coal caving
低位放顶煤
1.
Light-type and low-position top coal caving longwall mining technology:its study and application in Zhenchengdi Coal Mine
轻型低位放顶煤开采技术在镇城底矿的研究与应用
4) "π" type steel girder
"π"型钢放顶煤回采工艺
5) light supports caving mining
轻型支架放顶煤
6) light caving technique
轻型放顶煤技术
1.
Application of light caving techniques Vnder the close Villages.;
轻型放顶煤技术在密集村庄下的开采应用
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