floor rock的意思|示意

The relationship is analyzed between the deformation nature of floor rocks, anti-injection and the rock nature, rock classification in the floor and the basis for floor rock control is provided.

分析了底板岩层的变化特征，底板抗压人特性与岩性、岩层类别的关系。

When Sammy isn't underground playing punk rock, she's often perched in the 24th-floor apartment she shares with four other single women in a new tower downtown.

Sammy不玩朋克摇滚的时候，她多半宅在她和另外四个女孩合租的公寓里，房子在市中心，一幢新高楼的24层。

Deficient floor slope Angle of an ore body often needs to dig a drift (or access) in its footwall rock when adopting non-pillar sublevel caving following-vein excavation.

采用沿脉布置的无底柱分段崩落法，当矿体底板倾角不足时，需要在下盘岩石中开掘进路。

It is necessary to research into the burst failure and rock burst tendency of combined sample which is made up of roof, coal and floor.

研究顶板-煤体-底板所构成的组合煤岩体试样变形破裂规律及冲击倾向性对于预测冲击矿压具有非常重要的实践意义。

Without that stable floor on which to build, your life would rest on sand, making all you do rock to and fro.

没有这个稳定的基础，你的生活就像构建在沙子上。

In the heart of the continent it is almost as high as the summits of the Alps, yet soundings show that in places that rock floor is below sea level.

大陆的中心几乎与阿尔卑斯山等高，然而，超声探测显示，岩石底部的许多地点都低于海平面。