1) 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
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) top coal caving technology
放顶煤技术
1.
9 seam of Xingtai Mining Area,the paper analyzed the selection and application of the four-leg shock support hydraulic powered coal caving supports and hydraulic two-leg shield supports in each mine of Xingtai Mining Area base on the top coal caving technology in the recent years.
在介绍邢台矿区9号煤的地质赋存情况、特点及开采方式的基础上,分析了近几年来采用放顶煤技术中,四柱支撑式放顶煤支架和两柱掩护式放顶煤支架及配套设备在邢台矿区各矿的选型和应用以及在使用过程中的经验教训,并对2种架型及配套设备的优缺点、使用前景及选用原则进行总结。
4) light supports caving mining
轻型支架放顶煤
6) light supported fully mechanized caving
轻型综采放顶煤
1.
The practices and experiences on mining by the light supported fully mechanized caving method and the technical problems encountered in mining in the relatively thinner thick coal seam(i.
4m左右煤层 )轻型综采放顶煤开采实践经验以及在轻放开采过程遇到一些技术问题及其解决办法。
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