本文着重对软弱围岩隧洞施工中的力学性态进行了计算机模拟和分析。
In this paper the computer simulation and analysis are conducted on mechanical behaviours of the surrounding soft and weak rocks during the tunnel construction.
深埋隧道软弱围岩与初期支护的相互作用是地下工程研究的重要课题之一。
The interaction between soft-weak Surrounding Rock and initial support of deep buried tunnels has become one of the most important subjects in underground engineering research.
采用非线性有限元数值模拟的方法，对软弱围岩隧道施工进行了数值分析。
This paper carries out analysis on the numerical values in the construction of soft and weak rock tunnel by means of nonlinear FEM numerical value simulation method.
在软弱围岩地区，双连拱隧道的施工具有极大的难度，没有可以借鉴的经验。
Since in soft surrounding rock zone, it is difficult to construction of bi-arch tunnel, and no experience we can learn from.
本文介绍该段重点隧道施工中如何解决工期矛盾和软弱围岩隧道施工的技术措施。
In this paper, the measures for solving the problem of time limit shortage and for tunnelling in soft and weak soil are discussed.
从岩体的蠕变全过程、长期强度和能量耗散的角度，分析软弱围岩的蠕变损伤特性。
From the point of whole creep process, long-term strength and energy dissipation, this paper analyzes the creep damage characteristics of wreak surrounding rock.
在高地应力环境下的软弱国岩中修建深埋长隧道，软弱围岩流变一是个突出的工程地质问题。
Once deep-buried long tunnel is constructed in soft rock under high crustal stress, rheology of soft rock is an outstanding engineering geology problem.
针对长梁山隧道软弱围岩段的施工难题，采用三维数值模拟手段对施工过程进行了计算分析。
In light of the construction difficulty during building a long tunnel in soft rock mass, the 3d numerical simulation is used to analyze the construction schedule of the Changliangshan tunnel.
本文介绍了国内外隧洞工程施工的现状，阐述了软弱围岩和不良地质隧洞开挖失稳的机理和支护方法。
This paper introduces the present status of construction of tunnel projects home and abroad, explains the mechanism and shoring method of weak wall rocks and excavation of unfavorable tunnels.
对松散破碎以及软弱围岩巷道进行注浆加固巷道围岩时，注浆时机的选择对注浆效果具有很大的影响。
The choice of injecting time has big influence on the effect when using the method of injecting to reinforce an entry.
基于陈至达提出的大变形问题基础理论，指出了以传统小变形理论研究软弱围岩隧道大变形问题存在的弊端。
Based on the basic principle of large deformation body put forward by Chen Zhida, it is unreasonable to study large deformation tunnel with small deformation theory.
软弱围岩隧洞在设计上采用钢筋混凝土装配式预制构件衬砌的方式近年来越来越多，但在施工上还一直没有形成一套较完善的衬砌安装方法。
In recent years the reinforced concrete precast element linings are adopted more and more for the soft surrounding rock tunnels. But a perfect assembling method for lining is not performed yet.
本文通过对软弱煤层巷道进行位移实测及数据分析，得到了西部某矿软弱煤层巷道围岩变形达破坏所需的时间和可能的变形松动区域。
The time to produce damage deformation in surrounding rock and possible loosening area are obtained by analyzing in situ measurement of displacement in soft weak coal layer.
本文以流变学理论为基础，对软弱地层内隧道围岩—支护系统的时间因素问题进行了分析，对合理的支护时间作了较为全面的探讨。
The time factor problems of tunnel surrounding rock vs. supporting system in weak formation are analysed and the reasonable supporting time is broadly explored with rheological theory.
超前管棚支护是隧道施工中穿越软弱破碎围岩的一种有效的预支护方法。
The shed-pipe advanced support that passes through soft cracked rock mass in tunnel construction is an effective pre-supporting method.
在软弱岩体中进行地下洞室开挖时，通常采用加大衬砌厚度来维持围岩的稳定。
During the excavation of underground chamber in the soft rock, lining thickness are increased to keep the stability of surrounding rock.
软弱、破碎围岩的公路隧道支护一直是困扰公路隧道施工的技术难题。
The support for porous and broken wall rock has been a major technical challenge in construction of highway tunnels.
以软弱破碎围岩为参照对象，利用模型试验对直立岩质边坡的渐进性破坏进行了研究。
The fractured surrounding rock is taken as reference object, and a model test is carded out to study the progressive destruction of vertical rock slope.
软弱岩体隧道开挖后，围岩变形具有异常显著的流变性。
The deformation of surrounding rock mass has prominent rheological behavior while the tunnel was excavated.
介绍了大梨园隧道的病害处理，得出一套浅埋软弱破碎围岩隧道的施工新技术。
In this article the disease treatment for Daliyuan tunnel is introduced and a new tunnel construction technology is obtained to treat soft crush wall crock.
泥岩隧道围岩软弱，地应力强烈，易坍塌大变形，修建困难。
Due to the weak surrounding rock, high ground stress. easy collapse and big deformation, the construction of tunnels with mudstone were very difficult.
巷道围岩是由顶板、底板、两帮组成的复合结构体，回采巷道两帮为软弱煤体，直接影响到底板的稳定性。
The surrounding rock of roadway is a compound structure consisted of roof, floor and sides. The sides of extraction opening are the weak coal mass, which affect the stability of floor directly.
巷道围岩是由顶板、底板、两帮组成的复合结构体，回采巷道两帮为软弱煤体，直接影响到底板的稳定性。
The surrounding rock of roadway is a compound structure consisted of roof, floor and sides. The sides of extraction opening are the weak coal mass, which affect the stability of floor directly.
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