In the vertical-Parallel concentrated bunch-holes caving, the floor pillar caving is a new mining method.
垂直平行密集束 状 孔落矿有底柱崩落法是一种新的采矿方法.
This paper briefly describes topography and geology conditions of the Dan-jiangkou reservoir, and analyses the influential factors and forms of bank caving, and adopts engineering geologic analogy method to predict the influential area and difficulty degrees of bank caving on the basis of wide investigation.
为了预测水库坍岸范围和发生坍岸的难易程度,对丹江口水库的地形、地质条件和坍岸的影响因素和型式进行了分析。
Analysis of Complex Roof Caving Process in Mining by Caving Method
崩落法开采时复杂顶板的崩落过程分析
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