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- Some experiences on stope roof management in metal underground mine are introduced. 介绍金属地下矿山采场顶板管理的几点经验。
- During the process of underground mining,the stabilization of stope roof is the basement of normal and productive mining. 金属矿地下开采过程中,采场顶板稳定是矿山正常、高效回采的前提。
- The paper presents the principl,supporting parameters and constructional technology of bolting stope roof beforehand by long cable anchor. 阐述了采场顶板长锚索预锚固技术的原理、支护参数及施工工艺。
- An example of applica-tion of this methed to the analysis of stope roof collapse mechanism in Laochang Tin Mine is given. 该法在老厂锡矿的应用较好地解释了该矿采场顶板的冒落机理。
- In this paper, based on the theory of extenics, the matter-element model for the stability evaluation of stope roof of the underground mine is established and the stability of No. 92 orebody in TongKeng mine of DaChang is evaluated. 利用该理论建立了地下矿山采场顶板稳定性评价的物元模型,对大厂铜坑矿92号矿体实际采场顶板稳定性进行了评价。
- Collapse of stope roofs is one of disasters occurring at underground mines. 矿山采场顶板冒落是地下矿山开采中常见的灾害。
- DYNAMIC ENGINEERING CLASSIFICATION OF STOPE ROOF STABILITY 采场顶板稳定性动态工程分类
- She and I can't live under the same roof. 她和我不能住在一起。
- The stone made a dent in the roof of my car. 我的汽车顶让石头砸了个坑。
- Snipers shot at the invaders from the roof tops. 狙击手从房顶上向侵略者射击。
- The rain water drips from the roof. 雨水从屋顶滴下来。
- During the gale roof tiles came hurtling down. 在暴风中屋顶的瓦片哗啦啦地落了下来。
- Can you shoot up at the bird on the roof? 你能射中房顶上的那只鸟吗?
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The rain drip down from a leak in the roof. 雨水从屋顶的裂缝中滴漏下来。
- The rain is leaking in large drop through the roof. 雨正大滴大滴地从屋顶漏下来。
- The roof slopes towards the back of the house. 屋顶向屋子的背面倾斜着。
- The roof of our house is covered by shingles. 我家的屋顶是用木瓦铺的。
- She hoicked her bike onto the car roof. 她猛地一下把自行车举到汽车顶上。
- Rain has worked in through the roof. 雨水透过房顶逐渐渗进屋子里。