Rock mass elastic wave velocity is the synthesized reflection of rock quality, rock mass structure, and rock mass existing environment.
岩体弹性波速度是组成岩体的岩石性质、岩体结构、赋存环境的综合反映。
The existence of structural surface in rock mass often makes notable influence on rock mass quality.
岩体中结构面的存在往往会对岩体质量造成显著影响。
Middle the former hydroelectric station construction, the gravity dam mostly chooses on new and the complete rock mass, the rock mass quality is high.
以往的水电站建设当中，重力坝大都选择在新鲜和完整程度好的岩体上，岩体质量较高。
Rock mass quality assessment plays an important role in the security for all kinds of large-scale buildings, especially for the underground buildings.
岩体质量的评价对于各类大型建筑物特别是地下工程建筑物的安全性具有十分重要的作用。
How to take the most reasonable treatment measures to quicken treatment speed for risk rock mass, save cost, ensure treatment quality and gain better economic and social benefits is also presented.
如何以最合理的处理措施达到提高危岩体的处理速度、节约处理费用，在确保危岩体处理质量的同时取得较大的经济效益和社会效益。
The paper then study on the classification of rock mass quality of dam foundation through the single factor classification and the multi-factors classification methods.
本文接着运用单因素分级法和多因素分级法对坝基岩体质量进行了详细的分级研究。
Rock mass mechanical parameters corresponding to individual rock mass quality at different levels are determined by means of correlation analysis and statistical analysis.
并采用现场试验资料与岩体质量分级指标的相互关系进行系统综合分析，提出不同级别岩体的力学参数。
The research result shows that the rock block index has remarkable significance in engineering and advantages in rock mass quality assessment.
对比结果表明：岩体块度指数在岩石质量评价中能更准确地反映其优越性，具有更为显著的工程意义。
In respect of geology, the key issues refer to the stability of region tectonics and the quality of rock mass for two dam sites.
就地质方面而言，两坝址区域构造稳定性和岩体质量是核心问题。
RQD value, one of the rock quality indices, may become a new and practical way to accurately estimate the strength of broken rock mass.
RQ D值作为岩体质量指标之一，可为破碎岩体的强度估计提供新的实用途径。
Introduced in the paper are the principle and method of borehole elastic modulus inspection and sound wave inspection used in the quality inspection of grouted rock mass of a dam foundation.
主要介绍采用钻孔弹模法和声波法对灌浆处理后的坝基岩体进行质量检测的原理和方法。
The formulas for obtaining strength and strain parameters of rock mass are described using modified index RMR of rock mass quality.
用修定的RMR岩体量化指数从给定公式中确定岩体强度和应变参数。
The quality factor Q of the acoustic wave attenuation is a comprehensive parameter reflecting the integrality degree of rock mass.
岩体声波衰减品质因素Q值是反映岩体完整性程度的综合参数。寻找稳定、可靠、简便的计算方法是将Q值应用于现场测试的关键。
The influence of seepage effect on radial stress around circular opening is more significant in poor quality rock mass than in good quality rock mass.
在围岩质量较差时，渗流效应对圆形洞室径向应力的影响比围岩质量较好时的影响大。
Study on the characters of rock mass condition and the stability of surrounding rock has great practical significance to optimize design parameter and to advance construction quality.
走马岭隧道岩体结构特征和围岩稳定性研究，为优化设计参数，提高施工质量提供理论指导，对保证施工安全以及优化设计具有重要工程实践意义。
The structural characteristic of rock mass plays an important role in rock mass engineering construction, so correct evaluation of rock mass quality is of great engineering significance.
岩体的结构特征对岩体工程施工有着重要影响，因此，正确进行岩体质量评价对工程设计和建设具有十分重要的意义。
This paper presents the field estimation on rock mass quality by means of vibrational decrement.
本文介绍了一种在现场用振动衰减系数来估计岩体质量的新方法。
It is concluded that the rock mass structure has a not negligible influence when a quality threshold has to be set for a tunnel blasting operation;
研究表明，在必须为隧道爆破作业规定质量参数临界值时，岩体构造有不可忽视的影响。
Then the quantitative grades are given to the quality of rock mass.
然后，对其岩体质量进行了定量分级。
Mass transfer modeling is of importance to many research fields such as transport and evolution of pollutants, chemical dissolution of rock, water quality of...
水-岩土体系质量传输模拟在岩土中污染物的迁移转化、岩土化学淋滤、地下水水质的形成与演化及热水成矿等众多研究领域具有重要意义。
Mass transfer modeling is of importance to many research fields such as transport and evolution of pollutants, chemical dissolution of rock, water quality of...
水-岩土体系质量传输模拟在岩土中污染物的迁移转化、岩土化学淋滤、地下水水质的形成与演化及热水成矿等众多研究领域具有重要意义。
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