1) thick layer of earth
厚土层覆岩
1.
A numerical test on the coal mine with thick layer of earth is carried out to provide basis for mining technology and equipment selection.
通过对某厚土层覆岩的煤矿在开采前进行数值试验,为该矿的开采工艺及设备选型提供依据,然后对首采工作面进行矿压观测,分析了工作面顶板的断裂破坏、来压强度,压力分布状态等,对研究该地区浅埋厚土层覆岩的煤矿开采提供可靠的参考依据。
2) thick rock overburden
厚覆盖岩层
1.
The analysis of 3D elasto-plastic FEM is introduced for calculating the deformation of the ground surface caused by underground mining under thick rock overburden.
介绍了在厚覆盖岩层条件下,确定地下采矿引起地表变形特征的三维有限元弹塑性计算分析工作。
3) thick overburden soil layer
厚覆土地层
4) thick soil cover
厚覆盖土层
6) rock covering thickness
岩石覆盖层厚度
1.
Combined with subsea tunnel engineering at eastern route way in Xiamen,the minimum rock covering thickness of subsea tunnel,water pressure design values,section optimization of lining structure and waterproof and drainage project,construction measures throughout bad subsea geology section,such as fault,solution groove,necessity of service tunnel setting were analyzed.
结合厦门东通道海底隧道工程,对海底隧道最小岩石覆盖层厚度、水压力设计值的确定,衬砌结构断面优化与防排水方案,穿越海底不良地质段(断层、溶槽)的施工措施及服务隧道设置的必要性问题进行了分析。
补充资料：厚土
1.谓覆土厚。 2.指土地。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条