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- The mechanical model of key strata supported by coal pillar is set up according to the layout of coal pillars in the coalface of short wall mining. 根据短壁开采条件下保护煤柱的布设特点,建立由保护煤柱支承的关键层力学分析模型。
- Room and Pillar Short wall Mining in Shendong Hala Gou Coal Mine 神东哈拉沟煤矿房柱式短壁机械化采煤法
- Analysis on the typical accident cases of short wall mining in America 美国短壁开采事故案例及风险因素分析
- Support technology of large section and multicrossing roadway in short wall mining 短壁开采大断面多交叉点煤巷支护技术
- VISCOELASTICITY ANALYSIS AND APPLICATION OF KEY STRATA OF COVERING ROCK TO SHORT WALL MINING 短壁开采覆岩关键层黏弹性分析与应用
- 8325 coal working face was belonged to high slope and medium coalseam,short wall Mining method was adopted. 沛城煤矿8325采煤工作面属大倾角中厚煤层短壁开采。
- 8325 coal working face was belonged to high slope and medium coalseam, short wall Mining method was adopted. 摘要沛城煤矿8325采煤工作面属大倾角中厚煤层短壁开采。
- short wall mining 短壁采煤法
- When long wall mining to the dip in fully-mechanized coal winning working face is inclined area,we may can't use existing drift draw off water. 当倾斜长壁开采的综放工作面初采范围处于向斜构造区,造成初采放水无法利用已有巷道形成自流放水,必须考虑动力排水或其他的放水方式。
- Another method is at least a short wall to wall deep in the wallpaper colour of the wall-long wall colour wallpapers and wallpaper to a distinct level of the sequencing patterns. 另一种方法是至少一堵短墙上的墙纸颜色要深于一堵长墙上的墙纸颜色，而且墙纸要呈鲜明的水平排列的图案。
- In view of special conditions in quarry the paper takes Gujingxiang side-hill quarry as an example,introducing cutting wall mining method based on mining with steeper working slope. 结合露天采石场的具体情况,以古井祥业石场山坡型露天矿为例,介绍了基于陡帮开采的切壁开采方法。
- Your work falls short of my expectations. 你的工作未达到我的期望。
- Our escape was little short of miraculous. 我们能逃脱简直是个奇迹。
- General design and research of short wall shearers 短壁采煤机研究与总体设计
- Cutting wall mining method for side-hill quarry 山坡露天石矿切壁开采方法
- long wall mining method along dip 倾斜长壁采煤法
- In the short term, the medicine may not be very effective. 从眼前来看，这药可能疗效不是很大。
- The hope of a short war went glimmering. 战争无望在短期内结束。
- long wall mining method along strike 走向长壁采煤法
- Nothing short of this could mend the case. 不这样就不能挽回局面。
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海词词典，十七年品牌
