顶板控制,Roof control英语短句,例句大全

顶板控制,Roof control
1)Roof control顶板控制
1.Discussion about roof control technology development of China in future;对我国今后顶板控制技术发展的探讨
2.The roof control technology of combined machinery island face in Jining No.2 Coal Mine;济宁二号煤矿综放孤岛工作面的顶板控制技术
3.The selecting type of the support and roof control in soft rock coal seam floor软岩底板煤层支架选型及顶板控制研究

英文短句/例句

1.STUDY OF CONTROL CAVING METHODS AND REASONABLE HANGING ROOF LENGTH ON HARD ROOF坚硬顶板控制放顶方式及合理悬顶长度的研究
2.The Expert System of the Roof Control Based on C/S Model;基于C/S模式的顶板控制专家系统
3.The Research in Large Tilt Angle Coal Seam Mining of Its Plank Moving and Controlling;大倾角仰斜开采采场顶板控制的研究
4.The selecting type of the support and roof control in soft rock coal seam floor软岩底板煤层支架选型及顶板控制研究
5.Roof Control Design and Practice of Very Hard Roof in Coalface Instead of Knife and Pillar Mining Method in Mentougou Mine-门头沟矿坚硬顶板取消刀柱顶板控制设计及实践
6.Study on Top-Coal Caving and Drawing Capability and Roof Control in Hard Coal and Hard Roof Short Sub-Level Caving Fully Mechanized Face“两硬”短工作面综放开采顶煤冒放性及顶板控制技术研究
7.Stope Roof-control techniques of the Seventh Difficult-excavated Ore Body in Dongxiang Copper Mine东乡铜矿Ⅶ号难采矿体采场顶板控制技术
8.Experimental study of roof control at highly inclined up-dip longwall face大倾角仰采工作面顶板控制的实验研究
9.The application of numerical simulation in big dip angle and hard roof control数值仿真在大倾角坚硬顶板控制中应用
10.Study on Roof Control Technology of Gob-Side Entry Retaining in Guqiao Deep Mining;顾桥矿深井开采沿空留巷顶板控制技术研究
11.Study on Roof Control Technology of Expecial Incompact "Three-soft" Coal Seam Working Face;极松散“三软”煤层采场顶板控制技术研究
12.Discussion on the Roof Control Technology for the Broken Roof along the Uphill on Fully Mechanized Working Face综采工作面破碎且沿走向上山的顶板控制技术
13.Control Technology on Gob Connecting Roof in 2-625C Working Face of Xinzhi Coal Mine辛置矿2-625C工作面空巷贯通顶板控制技术
14.pneumatic filling roof control风力充填法控制顶板
15.Insurance of the Thickness of Precast Concrete Core Slab at the Top预制混凝土空心板顶板厚度的质量控制
16.Effects of Roof Control by Means of Hydraulic Supports Under Various Conditions不同条件下液压支架控制顶板的效果
17.Dynamical Geology Evaluation and Controlling Methods of the Roof Stability for Longwall Top-coal Caving Face;综放面顶板岩体稳定性地质动态评价及控制
18.Study of Prediction and Control of Roof Accidents and Subsidebce Calamity in Fully Mechanized Top-Coal Caving Stope;综放采场顶板事故及沉陷灾害预测与控制研究