roof bolting的例句大全

Behaviour of ground pressure in roadways of flat and wide rectangular cross-section and mechanism of roof bolting

扁宽断面巷道矿压显现特征及其锚杆支护机理

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The numerical model of roof bolting and rock was based on Hoek Brown's strength criterion.

基于虎克-布朗强度准则给出了岩体及顶板锚固的数值模型.

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Brief analysis on the destabilization of the roof bolting by means of catastrophe theory

锚杆支护顶板失稳的突变理论浅析

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Several cases of roof bolting application in various mining and geological conditions were described.

在不同的采矿地质条件下，进行了多种顶板锚固应用研究。

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Weathering Weak Entry of Composite Roof Bolting Technology Research

软弱风化复合顶板巷道锚杆支护技术研究

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Technological and economical analyses show that the breast stoping with roof bolting is more reasonable than others.

通过多种采矿方法的技术经济分析，认为采用锚杆护顶的全面采矿法较为合理。

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The development and research of the bolter, and the improvement of the bolter properties, are the key factors to enhance the quality of the roof bolting support system.

对锚杆钻机进行开发和研究，提高钻机的性能，成为了提高锚杆支护质量的关键。

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Flared type tube fittings& Inverted flare bolts hydraulic roof bolting equipment

GB/T5650-1985扩口式管接头空心螺栓液压式顶板锚栓安装设备

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Discussion on Some Issues in Research and Development of Roof Bolting Machine

对锚杆钻机研制中几个问题的探讨&岩石钻孔参数的弹性配合

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the paper presents the principal, supporting parameters and constructional technology of bolting stope roof beforehand by long cable anchor.

阐述了采场顶板长锚索预锚固技术的原理、支护参数及施工工艺。

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controlled stability of rock bolting roadways based on roof abscission layer monitor

基于顶板离层监测的锚固巷道稳定性控制

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study of the roof-bolting method instead of bolting and shotcrething in supporting of rock roadway

岩石巷道中锚杆支护系统代替锚喷支护系统的研究

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bolting feasibility analysis of compound roof entry in wufeng coal mine

五凤煤矿复合顶板巷道锚杆支护可行性分析

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The roof abscission layer is the biggest security hidden danger in bolting support tunnel.

顶板离层是锚杆支护巷道最大的安全隐患之一.

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