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用法例句

Research on nonlinear mechanics design method of bolt-net-anchor coupling support for deep soft rock tunnel;

深部软岩巷道锚网索耦合支护非线性设计方法研究

Study on the Optimal Layout of Deep Drift Under High-stress Conditions;

高应力环境下深部巷道布置位置的优化研究

Deformation characteristic and control method of roadway in high stressed soft rocks in deep;

深部高应力软岩巷道变形特点与控制方法

Discussion on depth transportation scheme of Baiyunebo east main stope;

白云东主矿深部开拓运输方案的探讨

The Dayingezhuang gold deposit in the Jiaodong area,Shan dong Province,is a hidden(to a burial depth of more than 250 m from the surface) ,mesothermal,alteration-type gold deposit in a fractured zone.

大尹格庄金矿床为一隐伏的(埋深距地表250m以上)中温热液破碎带蚀变岩型金矿床,现已经有十几年的开采历史,从目前验证钻孔剖面来看,矿体在深部有再富集的趋势。

Rockburst is a nonlinear dynamical phenomenon when large amounts of energies release along free surface during excavation within underground rock masses at great depth.

利用自行设计的深部岩爆过程实验系统,对深部高应力条件下的花岗岩岩爆过程进行实验研究。

According to the characteristics of high stress roadways with great depth or affected strongly by mining activity,the high pre-stress and high strength bolting theory is proposed in this paper,based on the analysis of the deficiency of current bolting theories and techniques.

针对深部开采与受强烈动压影响的两类高应力巷道的特点,在分析目前支护理论与技术存在问题的基础上,提出高预应力、强力支护理论,强调保持围岩完整性的重要性,以及锚杆预应力及其扩散对支护效果的决定性作用,并提出高应力巷道支护设计准则。

Deformation and support study of deep roadway of Jinchuan No.2 mine area;

金川二矿区深部巷道变形与支护研究

High pretensioned stress and intensive bolting system and its application in deep roadways;

高预应力强力支护系统及其在深部巷道中的应用

Numerical analysis on support structure of rock around deep roadway;

深部巷道围岩承载结构的数值分析

Hyperbolic functions method for analysis of rock mass displacement due to deep mining;

深部开采岩体变形分析的双曲函数法

Development and pospect of geophysical technology in deep mining;

煤矿深部开采中的地球物理技术现状及展望

Influence of the key strata in deep mining to mining subsidence;

深部开采覆岩关键层对地表沉陷的影响