1) sublevel caving hydraulic support
放顶煤支架
1.
Analysis about base cracks of sublevel caving hydraulic supports;
放顶煤支架底座开裂原因分析
2.
It has spreading meaning of sublevel caving fully-m echanized coal winni ng technology This paper introduces the existing problem in the working process o f sublevel caving hydraulic support and the key technology about model selection again,experiment situation,the effect and benefi
放顶煤综合机械化采煤方法具有推广意义 ,介绍了晋煤集团古书院矿综采放顶煤开采实践过程中 ,放顶煤支架存在的问题及重新选型的关键技术问题、试验情况、使用后的效果及效益情况。
2) support
[英][sə'pɔ:t] [美][sə'pɔrt]
放顶煤支架
1.
Analysis of lateral force and structure stability for supports used in top coal;
放顶煤支架侧向力及结构稳定性受力分析
3) light supports caving mining
轻型支架放顶煤
4) low breaking prop
低位放顶煤支架
1.
Through analyzing the application of ZFQ2500-16/24 type low breaking prop, this paper expounds the advantages of this prop, and points out that this prop should be improved and perfected continuously in the practical application for obtaining the maximum efficiency of the comprehensive mechanized mining.
通过对ZFQ2500—16/24型低位放顶煤支架使用情况的分析,指出了该支架的优越性,同时提出要在实际使用中不断完善和改进,充分发挥综采的最大效率。
5) medium caving coal hydraulic support
中位放顶煤支架
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