The isolation devices are essentially giant rubber-and-steel pads that are installed at the very bottom of the excavation for a building, which then simply sits on top of the pads.
隔离设备实际上就是安装在建筑物开挖时最底层的巨大的橡胶钢铁垫，建筑物就坐在这些垫子上面。
The benches allow equipment and personnel access to the fresh ore (gray) exposed at the bottom of the excavation.
这些平台是使（采矿）设备和工人抵达矿坑底部，到新挖出来的矿石（灰色）面前的通道。
The paper compares the methods dealing with water leakage from trough bottom of water-sealed gasholder, and introduces the construction way and effect of excavation method.
对湿式燃气储气罐水槽底板漏水的处理方法进行了比较，介绍了挖掘法的施工方法和效果。
The slip surface is searched through moving the three geometric control points on the ground surface, the bottom of excavation and the surface at half of the height of the excavation, respectively.
通过分别移动基底、地表水平面和位于基坑高度一半处的水平面上的三个几何控制点，寻找到边坡最危险滑移面并计算出对应的稳定性安全系数。
Usually the poured pile by artificial excavation expanding bottom is one foundation pile style of tall building, whose quality can affect the structural safety of the construction directly.
人工挖孔扩底灌注桩是高层建筑常用的一种桩基础形式，其施工质量的好坏直接影响到建筑的结构安全。
This article mainly introduces quality control based on supervising engineer in course of the construction about the poured pile by artificial excavation expanding bottom.
文章主要介绍监理工程师在人工挖孔扩底灌注桩施工过程的质量控制。
Before us was a great excavation, not very recent, for the sides had fallen in and grass had sprouted on the bottom.
呈现在我们面前的是一个大土坑，不像是新挖的。坑壁已经塌下去，坑底已长出了青草。
In order to ensure the excavation of sediment discharge bottom outlet at right side and foundation of the power house dam section, the blasting method was used in Jinghong power station.
景洪水电站主厂房右侧紧邻右冲沙底孔，右冲沙底孔作为二期纵向围堰的组成部分，在主厂房开挖前已经形成。
When confined aquifer under the bottom of the pit, the foundation excavation will reduce the thickness of overlying impermeable layer.
在基坑底部以下存在承压水层的情况下，基坑开挖减少含水层上覆不透水层的厚度。
When the length of the pile under the bottom of the pit is the same, the deeper the excavation is, the larger the ultimate uplift capacity of pile is.
坑底以下有效桩长相同时，开挖深度越大，开挖后桩周土体超固结比越大，抗拔桩极限承载力也越大。
Piles under the bottom of a pit are always subject to deflection due to excavation-induced soil movement on soft foundation.
软弱地基开挖，流动土体对坑内桩基推挤，导致桩基偏位；
The excavation size is not enough: Cable trench bottom width should be increased as per construction needs.
开挖尺寸不足：电缆沟底部的开挖宽度，应根据施工需要增加工作面宽度。
In order to simulate the excavation process of soil in front of piles, the boards are taken down from top to bottom after the readings of displacement sensors and soil pressure cells are stable.
待位移传感器和土压力计读数稳定后，采用自上而下摘板的措施模拟桩前土开挖的施工过程。
Ultra excavation: cable trench excavation shall not exceed the bottom elevation. If ultra-dig in some places, obtain the consent of design units.
沟底超挖：开挖矿用电缆沟不得超过沟底标高，如个别地方超挖时，其处理方法应取得设计单位的同意。
Ultra excavation: cable trench excavation shall not exceed the bottom elevation. If ultra-dig in some places, obtain the consent of design units.
沟底超挖：开挖矿用电缆沟不得超过沟底标高，如个别地方超挖时，其处理方法应取得设计单位的同意。
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