By determining the continuous micro-element dimension δc and the mechanical parameters based on the numerical experiment of wall rock masses,this paper studies the destructive procedure and discusses mainly the deformation and the breakage character of the rock masses when containing single horizontal or vertical joint.
该文通过对围岩岩体开展数值力学试验,在确定连续微元尺寸δc,并获取该围岩岩体各项基本力学参数的基础上,进一步研究了该围岩岩体的破裂过程,重点讨论了该围岩含单条横向节理和单条竖向节理岩体的变形破坏特征。
Ore-containing geochemistry evaluation of two kinds of magmatic body is briefly described.
文章从地球化学角度对基性一超基性及中酸性两类岩浆岩体含矿性的评价方法进行了简要论述,针对两类岩浆岩体的地球化学特征,根据野外工作实际情况,通过岩浆岩地球化学特征及微量元素地球化学特征的分析,提出对岩浆岩体含矿性评价的地球化学方法,从而快速对岩浆岩体进行评价,加快野外地质找矿的进度。
A Quantitative Analysis of Rock Mass Structures and Evaluation of the Blocks' Stability;
地下洞室围岩岩体结构量化研究及块体稳定性评价
CHARACTERISTIC ANALYSIS OF ROCK MASS QUALITY SURROUNDING UNDERGROUND PLANT CAVERN AT PUMPING STORAGE HUDROPOWER STATION
某抽水蓄能电站地下洞室围岩岩体质量特征分析
Study on Rock Mass Sub-Classification in Construction Stage for Road Tunnel;
公路隧道施工阶段岩体围岩亚级分级研究
Study on Deformation Analysis of Surrounding Rock of Underground Cavern in Laminated Rock;
层状岩体中地下洞室围岩的变形分析研究
Study on the Mechanical Properties of Rock Mass Structural and the Stability of Surrounding Rock of Zoumaling Tunnel;
走马岭隧道岩体结构特征及围岩稳定性研究
Study of stability of anchoring jointed rockmass under seepage pressure
渗透压力作用下加锚裂隙岩体围岩稳定性研究
Fuzzy evaluation on surrounding rock stability of the layered rock mass underground cavern
层状岩体地下洞室围岩稳定性的模糊评价
deformation of surrounding rock for underground excavation
岩质地下洞室围岩变形
2. In flat dip layer, the seam thickness control the stability of the wall rock, the thick-bedded hard rock is stable than the thin-bedded hard rock.
② 岩层厚度在缓倾斜时对围岩稳定起控制作用，厚层硬岩整体稳定性好于薄层状硬岩。
Confirmation and Application of the JPF-SYSTEM;
锦屏围岩分类体系的验证与应用研究
On a New Numeric Method of Analyzing Tunnel Stratified Surrounding Rockmass Deformation
隧道层状围岩体变形分析新方法研究
Stability Analysis of Surrounding Rock-supports Structure of Large-span Tunnels
大跨度隧道围岩-支护体系稳定性分析
On stability of surrounding rock and its control in underground projects
浅谈地下工程围岩稳定性与围岩控制
The zone of the intrusions as well as the attitude of the individual bodies harmonizes broadly with the steep northwesterly structure of the surroundings.
侵入岩带和每个侵入岩体的产状都大致与西北向的周围构造协调。
The results show that both ore body and wall rock have weak or strong rockburst proneness.
结果表明,该矿矿体和围岩均具有发生弱或强烈岩爆的倾向性。
The mineral-bodies of the two mineral deposits are mainly existed in the contacting zone of granite-porphyry and adjoining rock.
两矿床的矿体主要赋存在花岗斑岩及其与围岩的接触带中。
Evaluation on Quality and Analysis on Stability of Adjacent Rock Mass of the Water-Sealed Underground Oil Tank in Huangdao;
黄岛地下水封石油洞库岩体质量评价及围岩稳定性分析
Study on Rock Hydraulic Fracturing Mechanism and Application to Rock Stability Analysis of Tunnel Surrounding;
岩体水力劈裂机理研究及其在地下洞室围岩稳定分析中应用