1) soft underlay in the hole bottom
孔底柔性垫层
2) soft cushion
柔性垫层
1.
Calculation of bearing capacity of composite foundation,calculation of deformation and soft cushion is studied.
提出了复合地基的设计原则 ,对复合地基承载力计算、变形计算、柔性垫层进行了探讨 ,提出了复合地基技术需研究的问
2.
The theory analysis way of Which the soft cushion added for the hole base can delay detonating action has been presented.
根据气体等熵膨胀理论、应力波传播理论和格里菲斯强度准则 ,推导了孔底压力和基岩破裂深度的计算公式 ,提出了孔底设柔性垫层对延缓爆轰作用的理论分析方法 ,并进行了工程实际验证 ,其计算结果与现场实测比较吻
3) first spacious story
底层柔性
1.
In order to reduce the seismic responses, a hydraulic damper system HDS was installed at the first story of the structure with first spacious story and the shaking table tests of this structure have been carried out.
为减小结构的地震反应，将液压阻尼控制系统 HDS安装在底层柔性结构的底层，并对其进行了地震模拟振动台试验。
4) bottom water cushion
孔底水垫层
5) flexible cushion layer
柔性褥垫层
6) rigid and flexible cushion
刚性与柔性垫层
补充资料：孔底动力机
见螺杆钻具、涡轮钻具、海洋柔杆电钻。
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