Overburden layer

The collapse of overburden layer and land surface due to underground mining is one kind of environmental hazards induced by human being.

采矿区覆岩及地表塌陷是涉及全球性人为环境灾害之一。

Study on recovery of ore-bearing overburden layer formed by caving method

崩落法矿山含矿覆盖层回收研究

Cognition of geological problems of thick overburden layer

对深厚覆盖层地质问题的认识

Secondly, results of experiments, using the bentonite and seal flexible water bag as the overburden layer, are compared.

其次，对膨润土、柔性水袋两种覆盖层模拟材料进行了对比试验研究。

Study of Seepage of Sluice Foundation on Deep and Overburden Layer and Engineering Measures

厚覆盖层上闸基渗流分析与基础处理措施研究

Application of Comprehensive Geophysical Method to Deep Overburden Layer Exploration in River Bed

综合物探方法在河床深厚覆盖层勘探中的应用

The processing methods of overburden layer on Mg alloys and the correlative national standards

镁合金表面覆盖层形成方法及相关国家标准

The wave number, buried depth of the structure underground and the parameters of surface overburden layer all can change the surface displacement obviously.

入射波的波数、地下结构的埋深和覆盖层的参数使地表位移发生较大的改变。

Discussions on seepage monitoring method for face rockfill dam on deep overburden layer

深覆盖层面板堆石坝渗漏监测方法探讨

Suitability study of diaphragm wall in foundation treatment with thick overburden layer

地下连续墙在深厚覆盖层地基处理中的适宜性研究