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- great mining height support 大采高支架
- A FEM NTA coupling model is set up for simulation of mining conditions at great mining height with an overlying rocks of low tensile strength. 建立了大采高工作面支架系统可靠性的计算模型,通过系统可靠性参数的分析,提出了提高支架系统可靠性的途径。
- FEM NTA coupling model is set up for simulation of mining conditions at great mining height with an overlying rocks of low tensile strength. 在重点模拟大采高条件下覆岩低抗拉特性的基础上,建立了“大采高FEM-NTA耦合模型”。
- fully mechanized mining with great mining height 大采高综采
- Analysis and prevention of roof fallen in great mining height face 大采高工作面顶板冒落性分析与预防
- long wall with top coal caving with great mining height 大采高综放开采
- fully-mechanized top coal caving with great mining height 大采高综放开采
- Mechanical Model with Transverse Downslide and Impact Factors Studying of Large Mining Height Support 大采高支架横向下滑力学模型及影响因素研究
- large mining height support 大采高支架
- super great mining height 特大采高
- great mining height 大采高
- The Application of EEP Hydraulic-electronic Control System for Large Mining Height Supports 大采高支架EEP电液控制系统的应用
- The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine,such as shallow buried depth,thin bed rock and thick aeolian sand. 大采高液压支架是针对上湾矿煤层浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
- Authors introduce a fully mechanized mining technology with great mining length, height and dip angle adopted by No.12 colliery of Pingdingshan Coal Group under the condition of outburst coal seam. 本文介绍了平煤集团十二矿在高突条件下,进行的大采长、大采高、大倾角综采开采技术,采取的措施和取得的经验,并提出了有待解决的技术问题。
- In England he had seized a great mining corporation without investing a shilling. 在英国,他没有投资一个先令,居然把一家规模宏大的采矿公司弄到了手。
- Keywords large mining height;support;downslide; 大采高;支架;下滑;
- hydraulic support with large mining height 大采高液压支架
- The climber fell from a great height. 攀登者从极高的地方坠落下来。
- And the results show that with the increase of mining height, the surface subsidence and horizontal movement value increase, while the subsidence factor decreases in nonlinear. 结果表明:在采深和采出率等条件相同的情况下,地表下沉值和水平移动值均随采厚的增加而增大,而下沉系数随采厚的增加以非线性关系逐渐减少。
- Moreover, finite-difference time-domain (FDTD) simulations concerning the focal lengths of microlenses with different geometries and heights support the experimental data. 针对不同形状和高度的微透镜,对焦距的有限差分时域模拟结果支持了实验数据。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries