rock strength的例句大全

According to the basic principles of Bieniawski's geotechnics rock classification, a classification of stope stability is established on the basis of five parameters, i.e. unia-xial compressive strength, RQD, joint spacing, joint state and underground water conditions.

本文根据Bieniawski的地质力学岩体分类法的基本原理，基于岩石的单轴抗压强度、RQD、节理间距、节理状态和地下水条件等五个参数，定出一种采场稳定性分类方法。

The research on ore and ore-bearing rock trace elements indicate that Mo, V, Pb elements are remarkably enriched, whereas high field strength elements and lithophile elements are very low.

矿石与围岩的微量元素研究表明：Mo、V、Pb等微量元素强烈富集而大离子与高场强元素含量很低；

Aiming at the deficiencies of using Hoek-Brown strength criterion estimate the rock mass mechanical parameter in the practical application, the microstructure tensor is adopted to describe the parameters of the Hoek-Brown strength criterion, which can consider the anisotropism of slope rock mass.

用微结构张量表示广义Hoek-Brown强度准则参数，使之可以考虑边坡岩体各向异性特性；

Experimental study on split test with flattened disk and tensile strength of rock

平台巴西圆盘劈裂和岩石抗拉强度的试验研究

The basic slope failure pattern of tension fissure-circular surface slip-plane failure is obtained for study of slope failure of flat rock strata by use of double bottom friction model by which the difference in strength of various rocks can be reflected.

采用双层底面摩擦模型，研究近水平岩层边坡破坏模式，能体现出不同岩体在强度上的差异，得到近水平岩层边坡破坏为张裂缝圆弧面平面的边坡滑动破坏的基本模式。

Correlation Analysis of Two Methods in Rock Shearing Strength Definition

确定岩石抗剪强度方法的关联分析

Discussion on the problem of finding the shearing strength of rock structural plane

岩石结构面抗剪强度求取问题的探讨

Fractal analysis on shearing strength of rough rock joints

岩石粗糙节理剪切强度的分形分析

The analysis of the shearing strength's weakening action of water on the rock's structure

水对岩体结构面抗剪强度弱化作用分析

Studies on the Comprehensive Shear Strength Character of Compound Slip Surface in Rock mass

岩体复合滑动面综合抗剪强度特性研究

The parameter 2~ ( 1/ 2) U may be taken also as a tensile strength of rock which contains small randomly distributed preexisting cracks.

同时，参量2~（1/2）U可以取做为含有随机分布较小裂隙的岩石抗拉强度。

Because of the constraint of experimental equipment and technology, there are quite few studies on the crack propagation mechanism of rock mass under tensile stress. Compared to the compressive strength, the tensile strength of rock mass is very low.

目前压缩条件下岩体中三维裂隙扩展演化机制的试验研究已有一些，但由于试验设备和技术方面的制约，拉伸条件下相应的成果很少。

Tension resistent strength of rock under confining pressure

围压条件下岩石的抗拉强度

Because of the clear systematically variability of strength, deformation, efflorescence of rock slag mixture, its engineering property has not been systematically studied.

基于山渣料具有强度特性、变形特性、风化程度等变异性大的特点，公路建设中对其工程特性缺乏系统地认识。

Testing results indicate that the threshold pressure of jet aided drilling is 4.1 times of rock tensile strength and 26% of rock compressive resistance, also related with the bottom hole pressure difference and rock physical properties.

实验结果表明，射流辅助钻井的门限压力是岩石抗拉强度的4.1倍，是抗压强度的26%；还与井底压差及其它岩石物理力学性质有关。

Based on Griffith theory and using the tensile strength of rock, the formulae of critical stress for rock burst in underground opening have been obtained.

采用Griffith强度理论，得到了用岩石抗拉强度表示的地下洞室开挖中发生岩爆的临界应力公式。

And when ε t indicates the tension resistent strength of the rock, the ε t of tensile fracture is always the tension strain, even if the rock sits are in three-directional pressure.

若岩石的应变抗拉强度由εt表示，即使岩石三向受压，张性破裂的εt始终是拉应变，岩石的抗拉强度由应变来表征似乎更合理。

Method to determine tensile strength of rock using flattened Brazilian disk

采用平台巴西圆盘试样测试岩石抗拉强度的方法

Four degree-of-freedom completely coupled method is used for coupled analysis of the rock slope, and the safety factor of the rock slope is calculated by use of the strength reduction FEM.

用裂隙岩体渗流与应力耦合分析的四自由度全耦合法对岩质边坡进行耦合分析，通过强度折减有限元法求解岩体边坡的稳定安全系数。

The Statistical Analysis for Tensile Strength of Rock by Laboratory Hydraulic Fracturing Method

用水力破裂法测得岩石抗拉强度的统计分析