English translation for "长壁开采"
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- all over work
broadwall
longwall mining
longwalling
Related Translations:
开采钻进: production drilling 开采参数: operational parameter 开采能力: production capacity 开采金矿: gold mininggold-mining 天然气开采: natural gas extraction 开采方向: direction of extractiondirection of mining 开采面积: producing areaproductive area
- Example Sentences:
| 1. | Study on roof control in shallow seam longwall mining
浅埋煤层长壁开采顶板控制研究 | | 2. | Working resistance and safety margin of long - wall support in shallow coal bed
浅埋煤层长壁开采支架阻力及安全界限 | | 3. | Discussion on the application of 3 . 5 m single hydraulic prop mining all height at one times in slope long wall mining
单体液压支柱一次采全高在倾斜长壁开采中的应用 | | 4. | The results indicate that the stability for bifurcation point equilibrium configuration and post - buckling equilibrium path of roof strata can be revealed and an effective method for determining displacement field of imperfection structure can be provided by using initial post - buckling theory
应用初始后屈曲理论可揭示浅埋煤层长壁开采顶板岩层的分叉点平衡构形及后屈曲平衡路径的稳定性，是确定非完善结构位移场的一种有效方法。 | | 5. | In accordance with the occurrence behavior of roof strata and the fracture characteristics of key stratum in shallow seam longwall mining , studied post - buckling behavior of roof key stratum in the process of mining by using initial post - buckling theory , which derived a critical load and a breaking span of the main roof during the first weighting , determined the final subsidence and the maximum rotation angle for broken key stratum , and presented an application with the example of daliuta 1203 face
摘要根据浅埋煤层顶板岩层的赋存特点和长壁开采时关键层的变形破断特征，应用初始后屈曲理论探讨了开采过程中顶板关键层的后屈曲性态，得出了老顶初次来压时顶板的临界载荷和破断步距，确定了顶板破断后的极限下沉量和回转角，并以神东矿区大柳塔1203工作面为例给出了工程实例。 |
- Similar Words：
- "长壁工作面" English translation, "长壁工作面辅助挑顶炮眼" English translation, "长壁工作面截煤机" English translation, "长壁工作面用截煤机" English translation, "长壁工作面用链式截煤机" English translation, "长壁开采法" English translation, "长壁内沟珊瑚属" English translation, "长壁状不整合" English translation, "长臂" English translation, "长臂叉车" English translation
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