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- Rock mass in damaged area 破损区岩体
- 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。
- 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;
- Automated threshold was taken and then adjusted manually by the operator. The pixels of the area was calculated and converted into actual area in mm 2 by the pixels of 1 mm 2 in damaged area. 利用CPAS的计算功能算出该面积的像素数 ,并转化为实际面积mm2 。
- 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。
- They are using adult stem cells extracted from patients' bone marrow to generate new tissue in damaged areas. 他们使用抽取自病人骨髓的成体干细胞,使其在受损区域产生新组织。
- 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。
- 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。
- Baste on the analysis of study contents and methods of coal faults,mechanic characteristics of rock mass in coal stratum and the theory of cause of fault formation were put forward. 本文在全面分析煤层断层研究内容、研究方法的基础上,提出加强煤系地层岩体力学性质研究、不断完善断层成因理论是煤层小断层成因预测的基础。
- A rock fragment foreign to the igneous mass in which it occurs. 捕虏体指在火成岩中形成的外来岩石碎片
- Mechanics of Overburden Rock Mass in Mining 采动岩体力学
- The priest celebrates Mass in church. 神父在教堂内举行弥撒。
- The seriously damaged area is 27.30 million hectares. 其中严重危害面积约2730万公顷;
- It is difficult to exhaust much mass in this form! 要使这种形式的喷出物质量很大是有困难的。
- The priest celebrated High Mass in church. 神父在教堂中举行大弥撒。
- He often harangued the mass in the factories. 他常在工厂向民众作长篇演讲。
- There is a lump or mass in the breast. 乳腺有肿物或肿块。
- One is liable for dolus resulting in damages. 一个人要对恶意欺诈造成的损害负法律责任。