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1)  inferior certain limit of surrounding rock pressure
围岩压力下确界
2)  superior certain limit of self-support geo-stress of surrounding rock
围岩自承地应力上确界
3)  surrounding rock pressure
围岩压力
1.
Calculation analysis of tunnel lining considering arbitrary surrounding rock pressure distribution;
可考虑任意围岩压力分布形式的隧道衬砌计算分析
2.
Based on long term observation in this paper, some useful formula and function ware presented, wherefrom model for surrounding rock pressure calcation to established, so the applicability of observed data can be extened.
以两立井围岩压力的长期监测为工程背景,介绍了超深立井全方位监测系统的测点优化布置方法:通过大量的测试数据分析,提出了超深立井围岩压力分布规律的量化参数和经验公式,给出了任意荷载作用下的井壁应力函数,构成了由实测围岩压力推出井壁应力的系统公式。
3.
It is very difficult to calculate or determine the surrounding rock pressure of road tunnel because of complication and randomness of the rock mass character,parameter of ground stress,boundary condition and construction process.
由于岩土体性质、地应力、边界条件、施工过程等方面的复杂性和随机性,使得公路隧道围岩压力的确定或计算变得十分困难。
4)  ground pressure
围岩压力
1.
In the paper,the methods and results of the in-situ monitoring of the ground pressures acting on a shield- driven tunnel are presented,including selection and layout of the monitoring elements,monitoring methods,monitoring results and relevant analysis.
介绍了某工程盾构隧道围岩压力的现场监测方法和测试结果,包括:测量元件的选择及埋设、测试方法、测试结果及分析等。
2.
A very simple method that calculates ground pressure directly based on displacements around a tunnel is proposed in the paper.
将软岩隧道的喷射混凝土支护做为拱形柔性整体结构物来考虑,根据共同变形理论,假定软岩隧道围岩压力沿支护结构的外表面连续分布,并可表述为在连续函数空间 C [a, b]上的一个函数f∈C[a, b],在满足工程需要的精度下,用均方误差最小作为度量标准,用以勒让德(Legendre)多项式为基函数的最佳平方逼近多项式近似逼近围岩压力的实际分布,并结合铁路隧道的支护结构空间尺寸上的特殊性,提出了一种基于隧道周边位移来直接求解围岩压力分布的十分简便的计算方法。
5)  rock pressure
围岩压力
1.
When designing tunnel lining,rock pressure is the most important load and very difficult to determine.
在隧道衬砌设计中,围岩压力通常是最主要的荷载,也是最难以确定的荷载。
2.
Based on unified strength theory, the unified solution of rock pressure under cave deformation was deduced.
基于统一强度理论 ,推导得出了硐室形变围岩压力的统一解 ,可以广泛适用于岩土类材料 ,修正的芬纳公式为其特例。
3.
In the process of designing tunnel structure and tunnel support, rock pressure ability must be defined firstly, which is applied to tunnel structure.
进行隧道结构和支护设计时,首先必须确定隧道结构所承受的荷载(围岩压力)。
6)  critical confining pressure
临界围压力
1.
According to the characteristics of double wall corrugated filter well pipe and its failure,a calculation formula of its critical confining pressure was induced by using elastic stability theory.
针对双壁波纹塑料滤水管的结构及破坏特点,应用弹性稳定理论,推导了该种管材的临界围压力计算公式,并分析其影响因素,确定了实际耐围压能力。
补充资料:再至界围岩水帘遂宿岩下
【诗文】:
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【出处】:
全唐诗:卷351-18
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