Weak strata

用法例句

Large section tunnel construction technology in fractured weak strata;

破碎软弱岩层中大断面隧道施工技术

Large-section room construction technique in weak strata in Jinchuan mine area

金川矿区软弱岩层大断面硐室施工技术

An Elementary Introduction to Soft Layered Surrounding Rock Support at the Intersection of Inclined Shaft and Main Tunnel in Large Railway Tunnel;

铁路长大隧道斜井与正洞交叉段软弱层状围岩开挖支护施工方法浅析

This paper introduces the general situation and geological conditions of Wenyuhe Reservoir,and expounds the procedures and results analysis of the middle-sized shear test on the rock in weak interlayer of Wenyuhe Reservoir.

介绍了文峪河水库的概况和工程地质情况,阐述了文峪河水库软弱夹层岩石中型剪试验过程和结果分析。

The complex soft rock tunnel has engineering characteristic of large deformation,difficult to support and continuous distort destroys,practice indicates that it is difficult to control with existing support.

复杂软弱岩层大巷具有变形量大、难支护、围岩持续变形破坏的工程特征,实践表明,现有支护难以控制。

According to the blasting of cement mortar model experiment of the open-air rock bench including a weak interlayer, measured by acoustic waves test,blasting experiment and shear test,this paper studies the stability effect rule of the single hole blasting in the rock slope including a weak interlayer.

本文通过对含软弱夹层顺倾露天台阶爆破的水泥砂浆模型实验,以声波测试、爆破试验和剪切试验为主要测量手段,研究了单孔爆破对软弱夹层岩质边坡稳定性的影响规律。

Influence of weak rock on stress-deformation of auxiliary dam 1~# of Xilongchi upper reservoir;

软弱岩体对西龙池上库1~#副坝应力变形的影响分析

To reinforce slope of weak rock has been tough problem during rock soil engineering, especially for sl-ope consisting of broken weak rock.

软弱岩石的边坡支护一直是岩土工程中较为棘手的问题,尤其是受地质构造破坏形成的破裂破碎软弱岩体的边坡支护问题更为复杂。

Large-section room construction technique in weak strata in Jinchuan mine area

金川矿区软弱岩层大断面硐室施工技术

Influence of Weak Mudstone Intercalated Layer on Mechanical Properties of Laminated Salt Rock

软弱泥岩夹层对层状盐岩体力学特性影响研究

RESEARCH ON SHEAR CREEP PROPERTY OF TYPICAL WEAK INTERCALATION IN REDBED SOFT ROCK

典型红层软岩软弱夹层剪切蠕变性质研究

Experiment and Research on Deep Borehole Blasting in Mine Rock Roadway with Thick Soft and Weak Parting

厚软弱夹层岩巷中深孔爆破试验研究

STABILITY AND STRENGTHENING ANALYSES OF SLOPE ROCK MASS CONTAINING MULTI-WEAK INTERLAYERS

多层软弱夹层边坡岩体稳定性及加固分析

Study on the Surrounding Rock Stability and Safety Control of Roadways Roof Embedded Weak Intercalated Seam;

软弱夹层顶板巷道围岩稳定与安全控制研究

Study on Motion Law of the Weak Intercalation of Rock under Blasting

爆破作用下岩体软弱夹层运动规律的研究

Research of Reinforcement-Support Technology to Adjacent Wall of Roadway in Complicated Soft Ground

复杂软弱地层巷道围岩加固支护技术研究

Influence of Weak Interlayer on the Damage Mode of Rock Mass Surrounding Deep Underground Opening

软弱夹层对深部地下洞室围岩损伤模式的影响

Change of strength of surrounding rock system induced by weak interlayer

软弱夹层引起围岩系统强度变化的试验研究

The composition of the rock and the occurrence of natural faults, cracks and weak zones exert a great influence.

岩石的成份，及天然断层、裂隙和软弱夹层的存在，都有很大影响。

EXPERIMENTAL STUDY OF MOTION CHARACTERISTICS OF WEAK INTERCALATION IN ROCK MASS BLASTING

含软弱夹层岩体爆破的夹层土运动特征试验研究

Study on In-situ Shearing Testing of Weak Joint Plane and Stability of Consequent Rock Slope;

顺层岩质边坡软弱结构面原位剪切试验及其稳定性分析研究

Influence of weak interbedding on stability and safety of underground in different confining pressure environment

不同应力环境中软弱夹层对洞室围岩稳定性影响研究

Test Study on Influence of Blast Effect on Stability of Bedding Rock Slope with Weak Interlayer

爆破作用对软弱夹层岩质边坡稳定性影响试验研究

The deep-seated weak layer S1 under the slope may lead deep sliding.

场区斜坡三面临空，岩层顺坡向，浅层滑坡体发育，深部分布有S1软弱层，存在著深层滑移问题。

New Austrian Tunneling Method Constructional Technology of Soft Surrounding Rock in Beiweizi Tunnel

北隈子隧道软弱围岩新奥法施工技术

The Study on the Characters of the Soft Rock Rheology and the Support Structure;

软弱围岩流变分析及其支护方法研究