incompetent bed

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。

This paper synthetically analyzed various data about weakly consolidated sand formation, and established theoretical models and methods studying on the sand production mechanism and analyzing the sand production trend for weakly consolidated sand formation qualitatively and quantitatively, which employ logging information as support, and are based on rock mechanics fundamental theories.

本文对大量弱胶结砂岩油藏的资料进行了综合分析、对比，建立了以测井资料为依托、岩石力学基本理论为基础、定性和定量地研究地层出砂机理、判别和分析弱胶结砂岩地层出砂趋势的理论模型和方法。

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 TIME EFFECT OF ROCK WEAKENING BY WATER-ROCK INTERACTION OF REDBEDS IN SICHUAN BASIN

四川盆地红层水岩作用岩石弱化时效性研究

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

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

Study on Electroplated Diamond Bit for Extra-hard, Compact and Weak-abrasiveness Formation;

坚硬致密弱研磨性岩层电镀金刚石钻头研究

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

Evaluation of Groundwater Vulnerability in Karst Areas Using COP Method

岩溶含水层脆弱性评价的COP法及其应用

The COP Method of Groundwater Vulnerability Evaluation in Karst Areas and its Improvement

岩溶含水层脆弱性评价的COP模型及其改进

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 on Weak Bedding Rock Slope by Blasting Vibration;

爆破振动作用下顺层岩体边坡层面强度弱化的实验研究

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

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。