longwall造句
例句与造句
- Mining horizontal pillars with hydraulic roof propping in longwall caving method
在长壁式崩落法中用液压支柱护顶回采水平矿柱 - Layout and management of fully mechanized longwall coal mining face with irregular ultra length
不规则超长综采工作面的布置与管理 - Relative location set in gas drainage gateway along strike roof of longwall mining face
回采工作面走向顶板瓦斯抽放巷相对位置确定 - Practices on installation technology for fully mechanized longwall mining face in deep inclined seam
大倾角综采工作面安装技术实践 - Longwall shearing and heading machines ; shanks of cutting tools and their assembly openings
长壁剪切机和镦锻机.切刀柄和其安装开口 - It's difficult to find longwall in a sentence. 用longwall造句挺难的
- Practices on fully mechanized longwall sub - level caving under complicated conditions in changcun coal mine
常村煤矿复杂条件下综放开采实践 - Discussion on layout of top coal gateway for fully mechanized longwall top coal caving mining face
常村矿超长孤岛综放面矿压观测及显现特征 - Mine fire prevention and control along goaf side of fully mechanized longwall top coal caving mining face
综放工作面沿空侧采空区防灭火治理 - Practice of gas control technique for fully mechanized longwall face along dip in high gassy region
高瓦斯区倾向长壁综采面瓦斯防治技术与实践 - Analysis and technological measures for longwall topple mining process at the big inclined angle seam
大倾角煤层倾斜长壁仰斜开采工艺分析及技术措施 - Discussion on efficient measures to improve mining rate of fully mechanized longwall top coal caving mining
综放综采混合开采技术在煤矿开采中的应用 - The study on the movability of the face - contacted blocks in overlying strata above the longwall face in datong
大同采场覆岩面接触块体可动性判定研究 - Practices on fully mechanized longwall top coal caving mining technology for face strike continued upward inclined
走向长壁俯仰斜连续综放开采技术的实践 - Analysis on strata pressure of fully mechanized longwall coal mining face in soft roof , soft coal and soft floor seam
三软煤层综采长壁工作面采场矿压分析 - Discussion on rational advancing and mining length of fully mechanized longwall mining face in shendong mining area
神东矿区综采工作面合理推采长度设计探讨
