The microscopic study, description, and classification of rock.
岩性学对岩石的微观研究、描绘和分类。
The engineering classification of rock masses is one of the basic problems in rock mechanics.
岩体的工程分类是岩体力学的基本问题之一。
Engineering classification of rock masses may be regarded as an important aspect of assessing rock mass conditions for engineering purposes.
岩体工程分类可以作为工程目的而估计岩体情况的重要方面。
Meanwhile, the classification of rock, the classification of rock mass and grouping samples is artificial. Therefore, there is fuzziness in samples.
同时岩石工程中对岩石的分类、岩体的分类以及对样本的分组也是人为划分，从而岩石样本也存在模糊性。
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。
First, the main factors for the classification of rock quality are selected by carefully analyzing all the influencing factors of rock quality in underground structures.
首先，在全面深入分析地下结构岩体质量影响因素的基础上，确定出其主要影响因素。
It can be applied to the analysis of solid samples without pretreatment and can provide accurate information to define the classification of rock specimen af1d oil source.
它具有信息量大，数据准确等优点。本文用它区分岩样类型，研究石油的来源。并成功地用于石油勘探中。
The classification of rock group for the deep and thick overlying layer could be based on their formation, matter composition, structure features and the thickness changes.
深厚覆盖层可按其成因、物质组成、结构特征及厚度变化等作为岩组划分的依据。
Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-bolting and shotcreting.
基于多年对围岩松动圈的研究成果，本文提出并论述了松动圈支护理论、松动圈围岩分类方法和锚喷支护机理三个问题。
The principles and construction of artificial intelligence expert system are applied to establish, with VB language, a rock classification expert system for concrete gravity dam foundation.
运用人工智能专家系统的原理和构造方法，采用VB语言创建重力坝坝基岩体分级专家系统。
Based on the catastrophe progression theory, an integrative evaluation method for the stability classification of surrounding rock was presented.
提出基于突变级数理论的地下工程围岩稳定性分类的评价方法。
The conventional Archie? S formula is considered as a particular form of multinomial. The identification and classification methods of rock wettability are given.
提出常规阿尔奇公式是多项式的特殊形式，给出了岩石润湿性的识别和分类解释方法。
It is thought that the strength of jointed rock masses lies between the strength of intact rock and the strength of rock mass with discontinuities, and is related to rock classification indices.
对于节理化岩体，由于认为强度介于完整岩石强度与结构面岩体强度之间，并与岩体的质量分类指标有关。
The method is very simple to operate, which provides intelligentization of blasting construction with strong supports, and at the same time which pioneers new world of rock classification.
该方法简单易行，为整个爆破施工的智能化提供有力的支撑，同时也为岩石分级方法的更新开辟了新天地。
The study provided the basis for the site classification of China fir in which rock must be considered.
本研究为南方山区杉木立地分类中应重视岩性因子提供了依据。
Taking the engineering rock quality evaluation of a dam foundation rock at the Shuibuya project for example, the application of quality classification of engineering rocks is studied.
结合水布垭水利枢纽大坝建基岩体工程质量评价实例，对岩体工程质量分级的应用进行了研究。
The monitoring principle and rule of classification forecasting rock burst have been studied aiming at the rock burst in coal mining.
针对煤矿冲击矿压灾害，研究了冲击危险性的监测原理和冲击矿压危险的分级预测准则。
The relationship is analyzed between the deformation nature of floor rocks, anti-injection and the rock nature, rock classification in the floor and the basis for floor rock control is provided.
分析了底板岩层的变化特征，底板抗压人特性与岩性、岩层类别的关系。
The classification of surrounding rock was mainly adopted for the stability of the cavern in order to analyze the stability of surrounding cavern and evaluate developed rule of rock explosion.
对洞室稳定性主要采取了多种方法的围岩分类，在此基础上分析了洞周块体稳定性并评价了岩爆发生发育规律。
Rock masses classification and gradation for dam foundation is one of the important engineering geological issues in Lixianjiang hydropower project, Yunnan, China.
云南李仙江石门坎水电站坝基岩体分级研究是该坝址工程地质问题研究的重要内容之一。
One of the important factors taken into account in the tunnel classification is the style of deformation and failure, which is related to initial stress state in wall rock.
隧道按埋深分类应考虑的主要因素之一是围岩的变形破坏方式，而后者与围岩的初始应力状态密切相关。
This paper analyses the origin cause of formation, formation mechanism of the intensity, classification and existing problem of mixing of the material of the soil and rock form.
本文分析了土石混合材料的成因、强度形成机理、分类及存在的问题。
In engineering rock mechanics, rock mass classification is one of the important assistant approaches to engineering design.
岩体分类是工程岩体力学中很重要的一种辅助设计手段。
The artificial neural network provides us a new theoretical method on the stability classification of roadway surrounding rock.
人工神经网络理论的出现为人们研究巷道围岩稳定性分类提供了一种新的理论方法。
The method of fuzzy synthetical assessment applied to rock mass classification results in losing information of judgment, then influences veracity and reliability of the result.
将模糊综合评判方法应用于岩体分类可造成评判信息丢失，影响评判结果的准确性和可信度。
The paper presents their relationship and focal points of geology survey as well as the suggestions on the classification of surrounding rock for the TBM construction of Qinling Tunnel.
本主讨论了它们的关系，采用TBM隧道工程的地质工作重点。同时对采用硬岩TBM掘进的秦岭特长隧道的TBM工作条件等级划分及TBM行为预测提出了作者的意见。
By training and check up of the stylebook, it's satisfying to predict the rock masses classification in front of the tunnel face.
通过对样本库的训练检验，对掌子面前方围岩类别预报取得了满意的效果。
Based on the method of risk assessment, the fuzzy analysis is introduced to establish the classification of surrounding rock stability.
在风险评价方法的基础上，结合模糊理论，提出了围岩稳定性的风险评价分级方法。
This paper systematically summarizes the results of researching the soft rock classification, attribution and judgement of China′s coal mine drifts;
本文系统地总结了我国煤矿巷道在软岩分类、软岩属性及软岩判定等方面的研究成果；
This paper systematically summarizes the results of researching the soft rock classification, attribution and judgement of China′s coal mine drifts;
本文系统地总结了我国煤矿巷道在软岩分类、软岩属性及软岩判定等方面的研究成果；
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