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cuneiform
    Application of Cuneiform Coal Uncovering Method in Daxing Coal Mine
    楔形揭煤法在大兴煤矿的应用
    In this paper, we expound the application and the rational analysis of the displacement monitoring in the slope engineering via the inspecting the stability state of the east slope and the north cuneiform geological mass in the ore dressing plant, Dashan village of Dexing copper mine in Jiangxi.
    本文通过对江西德兴铜矿大山村选矿厂东部边坡和北部楔形地质结构体稳定状况的监测,阐述了在边坡工程中位移监测的应用及有关分析。
    and selected out the reasonable cutting method and blasting parameters based on the test results performed in site by comparing the three cutting modes of the double cuneiform,the single helix and the nine hole.
    通过施工现场的试验结果对双楔形、单螺旋、九孔三种掏槽方式加以比较,选取最为合理的掏槽方式和爆破参数。
    making round cuneiform steel ring on bit to fish out the smallest bottom ring which is shaking off as a result of welding defect et cetera,and according to practical experiences drafted structural schematic diagram of relevant tools.
    在钻头处制作圆楔形钢圈打捞开焊震掉的最小底圈,等等,并根据实践经验,分别绘制了相应工具的结构示意图。
    The use of the cuneiform coal uncovering method in Daxing Coal Mine is expounded. The process of putting into effect uncovering coal method provides reference for uncovering coal of similar conditions. It has a specifzed guiding significance to the safe management.
    给出了楔形揭煤法的定义,阐述了楔形揭煤法在大兴煤矿的应用及楔形揭煤法具体的实施过程,为相似条件的揭煤提供了参考,在安全管理上具有一定指导意义。
 

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