... （开采）地表沉陷 (mining) surface subsidence 高产高效 high production and high efficiency 回风巷 ventilation roadway ...
基于24个网页-相关网页
With the strength of the coal mining increased, especially high production and high efficiency techniques are developing fast in recent years. Making good conditions coal reserves exhausted in short times.
随着煤矿开采强度的不断增大,特别是近年来快速发展的高产高效技术,使开采条件好的煤炭储量在较短的时间内枯竭,促使大倾角煤层的开采问题迅速进入人们的视野。
参考来源 - 长沟峪煤矿急倾斜煤层锚杆支护技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The study has the guidance meaning for entry arrangement in thick seams and high level building of high production and high efficiency.
研究成果对我国厚煤层巷道布置以及高产高效矿井的高水平建设具有指导意义。
The main technology to realize high production and high efficiency in abroad is fully mechanized long-wall mining for a single seam or room-and-pillar mining.
国外高产高效矿井建设是以单一煤层长壁和房柱式综合机械化为主要开采技术。
Stability control of the head faces top-coal is one of the key techniques of realizing high production and high efficiency to coal mining in fully mechanized top-coal caving face.
大倾角松软煤层综放面实现高产高效的关键之一是端面顶煤稳定性控制。
应用推荐