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- soft rock mass in dam zone 坝区软弱岩体
- Study on mechanical parameters of unloading rock mass in dam and power house area of Jinping Power Station 锦屏电站坝厂区卸荷岩体力学参数研究
- Discussion on influence of initial support to stability and deformation of surrounding rock mass in soft rock tunnel 初期支护对软岩隧道围岩稳定性和位移影响分析
- The characteristics of deformation damage in dam foundation rock mass under condition of excavation unloading area are examined by using FLAC(superscript 3D) software. 采用三维有限差分程序FLAC(上标3D),分析开挖卸荷条件下坝基岩体变形破坏特征。
- Underground pressure and timbering technology in laneway construction in soft rock mass is one of the complicated technical problems. 软岩巷道地压与支护技术是地下工程施工中复杂的技术难题。
- The engineering geological characteristics of weathered rock mass in Three Gorges Dam area are expounded; and then its utilization as dam foundation, civil engineering foundation, construction material is researched. 阐述了三峡坝区风化岩体的工程地质特征,从大坝建基岩体、工民建地基、建筑材料等方面研究了风化岩体的可利用问题。
- Dam zoning of CFRD constructed with soft rock 软岩筑面板堆石坝的坝体断面分区研究
- To friable rock mass in the goaf,numeric model using the 3-D finite difference method is established to analyze it. 针对采空区内的松散岩体,运用三维有限差分法建立了数值模型对其进行分析;研究结果表明,在不同埋深条件下松散岩体的应力呈直线变化;
- On a whole, the quality of rock mass in the chamber group is better.Because of tectonism, there are several structure planes in the rock mass. 总体上说,地下厂房区岩体质量较好,但由于多期的构造作用,在厂房区岩层中发育有不同级别的结构面,对围岩的稳定性有一定影响。
- With the finite element method of material description,the rock mass in underground and opencast united mining engineering was simulated and analyzed. 采用物质描述增量有限元方法,对露天与地下联合开采工程岩体进行了数值模拟分析。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- Study on Engineering Geologic Characteristics of Rock Mass in Completely Weathered Zone at Dam Foundation of Dazuhe Reservoir at Panzhihua City 攀枝花大竹河水库坝基全风化带岩体的工程地质特性研究
- Detection of Grouting Quality for Dam Site Rock Mass in Zhengyixia 正义峡坝址基础岩体灌浆质量检测
- Treatment on Loosen Rock Mass in Baise RCC Dam Foundation 百色水利枢纽RCC坝基岩体松弛及处理
- Based on the geology statistical data in the field,the variance of permeability of the corroded rock mass in the grouting adit of Qingjiang Shuibuya project in a typical karst region in south China is computed. 基于现场灌浆平硐揭露的工程地质统计资料,对清江水布垭工程左岸帷幕线上部分段进行了渗透性变异的量化研究。
- Any of various mollusks that bore into soft rock or wood. 钻蛀虫钻入松软岩石或木头中的软体动物
- The mothed for calculating RQD is gived basied on the scanline survey. The rock mass in BAINAIMIAO COPPER MINE is classified according to the CSIR classification, so that there is the basis as stablity analyse. 用结构面间距的密度函数计算岩体质量指标RQD(RockQualityDesignation)值的具体方法及CSIR分类法对白乃庙铜矿的岩体进行了分类,为今后稳定性分析奠定了基础。
- And the properties and amplitude of stress of rock mass in the back of shaft wall at the bottom are related with l ayout of working face, mining sequence, and distance of the working face to shaf t. 观测结果表明:井筒上部壁后岩体在铅垂方向上受张应力影响,而井筒底部壁后岩体应力的大小和性质与工作面的布置方式、开采顺序以及井筒与工作面的相对位置有关。
- Deep grooves channeled the soft rock. 在质地松软的岩石上形成许多深槽。
- The priest celebrates Mass in church. 神父在教堂内举行弥撒。