助手标题
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
共[132]条 当前为第61条到80条[由于搜索限制,当前仅支持显示前5页数据]
 

相关语句
mined-out area
    The instability of widespread mined-out area is a typical major hazard sources in mine.
    大面积采空区失稳是典型的矿山重大危险源。
    Therefore, the study of widespread mined-out area instability identification is necessary.
    因此,对大面积采空区失稳这一矿山重大危险源进行辨识研究十分必要。
    Such problems as disaster mechanism of widespread mined-out area instability, identifing methods and grading of major hazard sources were studied in this thesis, using theories in relation to safety science, rock mechanics, artificial intelligence, grey system, catastrophe and so on, and using techniques with regard to in-situ monitoring and prediction, numerical simulation and the like.
    运用安全科学、岩石力学、人工智能、灰色系统和突变等理论,以及现场监测预报和数值模拟等技术手段,对大面积采空区失稳的灾害机理、辨识方法和重大危险源分级等问题进行了系统的研究。
    The main work are as below. From the angle of rock mechanics, systematic analysis and research on the mechanism of mined-out area wall rocks instability were carried out.
    主要研究内容有:从岩石力学角度对采空区围岩失稳机理进行了系统的分析和研究;
    From the angle of safety science, the accident-cause theories of mined-out area wall rocks instability were approached.
    从安全科学角度探讨了采空区围岩失稳的事故致因机理;
    Neural networks technique which is belong to artificial intelligence, was used to identify the situation of widespread mined-out area instability.
    将人工智能中的神经网络技术用于大面积采空区失稳辨识研究;
    Numerical simulation method was used to identify hazard source of widespread mined-out area instability.
    运用数值模拟计算技术对大面积采空区失稳危险源进行辨识研究;
    Hazard grading with regard to widespread mined-out area instability, which is a major hazard source in mine, was conducted.
    对大面积采空区失稳这一矿山重大危险源的危险性进行了分级研究。
    (1) It is the first time to research into the identification problem of major hazard source concerning widespread mined-out area instability systematacially.
    (1) 首次对大面积采空区失稳的重大危险源辨识问题进行了系统研究。
    (2 ) Starting with process partition of widespread mined-out area instability, the creep properties of mined-out area wall rocks instability were researched thoroughly, and based on this, rheological model of widespread mined-out area instability was set up in the mode of combined model.
    (2) 从大面积采空区失稳过程的阶段划分入手,对空区围岩失稳的蠕变特性进行了深入研究,以此为基础,采用组合模型方式建立了大面积空区围岩失稳的流变模型。
    During the mining, with the exploitation of useful ores, the original equilibrium state of the rockmass around the mined-out area is boken, subsequently the wall rock will come to a new equilibrium state through deformation, failure (crack, collapse, and so on) and stress redistribution.
    在采矿过程中,随着有用矿物被采出,采空区周围矿岩体原来的自然平衡状态被破坏,围岩通过变形、破坏(开裂、冒落等)和应力重分布达到新的平衡状态。
    Owing to the limit of nature condition and by the comparision of many designs in economy, a valley water-power ash storage's site in a power plant of Taiyuan is selected in the mined-out area.
    太原某电厂的山谷水力贮灰场,由于自然条件的限制,经多种方案的经济比较,灰场选择在煤矿采空区
    The dissertation presents the geotechnical engineering exploration of ash storage, the calculation,evalution and forecasting method of mined-out deformation, harnessing measure of the foundation of of goaf ash storage, the structure design of the foundation and contributes to the study on . the geotechnical engineering of the waterpower ash storage in the mined-out area.
    灰场的岩土工程勘察,采空变形的计算、评价及预测方法,灰场地基的治理措施,地基结构设计,对采空区上建筑水力贮灰场的岩土工程研究具有一定的指导意义。
    The paper uses the method of joint of the dynamics of porous media, computer simulation and field test, studies the parameter of Fire-Prevention Techniques in Nitrogen-Injection of Mechanized Top Caving Mining of Shallow Thick Seam in mined-out area.
    本文采用多孔介质流体力学理论与现场测试和计算机模拟相结合的方法,研究了浅埋厚煤层综放开采采空区注氮防火技术参数。
    With the rapid development of traffic, as ill geology phenomenon, the problem of mined-out area become more and more outstanding. So the research of mined-out area is very important to highway engineering.
    随着交通事业的发展,采空区问题作为公路建设的不良地质问题已越来越突出,在采矿工程中,针对“三下”(建筑物、水体和铁路)开采,国内外学者进行了大量的研究,取得了丰硕的成果,然而对于公路下伏采空区的研究还是处于发展阶段,理论基础和研究手段均不完善。
    (1 )The author comprehensive analyzed the relative research literature, explained the form of mined-out area and the basic characters and rules of upper rock movement, and summarized the sink pattern theories.
    1 本文借鉴相似的隧道工程和岩溶的研究理论,根据相关的岩体力学知识,运用弹性理论分析了采空区的形成过程、覆岩的移动形式,并给出了采空区孔壁应力的计算公式。
    (3 ) According to analysis of mined-out area roof collapse, the author researched reduced sink principle of grouting treatment, simulated effect of grouting treatment and stress distribution of grouted rock .
    3 通过对采空区顶板冒落破坏分析,研究了注浆充填法处理采空区的减沉原理。 此外,本文对注浆处理效果及充填后围岩体应力分布情况进行数值模拟。
    As following shows in detail:<1> The aim and significance of mined-out area prospecting investigation was pointed out, and then the classification, danger and general disposal of mined-out area were introduced.
    <1>明确了开展采空区调查的目的和意义,介绍了地下隐伏空区与洞穴的分类、危害和常用的处理方法。
    Collapse of mined-out area is an environmental geological hazard of the coal mining area.
    采空区塌陷属于煤矿区的环境地质灾害问题。
    Then, the mined-out area's collapse actuality, features and influence factors, formation mechanism, and effects caused by it has been researched.
    然后研究了该地区采空区塌陷的现状、采空区塌陷的特点和影响因素、采空区塌陷的成因机制以及采空区塌陷造成的影响。
 

首页上一页12345下一页尾页 

 
CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社