• 围岩应力分布影响地下硐室稳定

    The stress distribution of surrounding rocks is of great influence on stability of tunnels.

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  • 安装地点巷道硐室照明

    Installation site: tunnel, chamber.

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  • 硐室爆破中,不耦合系数一个重要参数

    In chamber blasting, uncoupling loading coefficient is an important parameter.

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  • 本文讨论了爆破方案爆破成本影响情况。

    The influence of blasting scheme on the cost of chamber blasting is discussed.

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  • 介绍了济宁二号煤矿箕斗装载硐室施工方案技术

    The plan and technology of skip loading chamber construction in Jining No.

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  • 最后借鉴国外经验,对我国安全硐室应用提出建议

    And based on the foreign experience, the paper put forward the suggestion for the application of safety Chambers in our country.

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  • 研究表明长波深地下作用问题可以用拟静解答

    Some researches are shown that the problem of interaction between long stress wave and tunnel structures can be solved by pseudo-static method.

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  • 现场进行集中药包分集药包硐室爆破大量模拟试验

    A large number of simulation tests for chamber blasting with concentrated or sub-concentrated charges were carried out in a site.

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  • 这些具体做法拓宽硐室爆破应用范围有着重要现实意义。

    This doing is of great importance to widening the use of chamber blasting.

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  • 介绍了成庄矿胶带机头硐室采用锚索支护技术实践经验

    The practice experience of adopting cable anchor supporting technique in northern belt conveyor head chamber is introduced.

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  • 硐室爆破工程中应用平面条形药包可以有效地实现抛掷控制

    The effect of throw out blasting can be controlled effectively by adopting plane strip shaped charge in chamber blasting engineering practice.

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  • 基于差分人工神经网络建立新的围岩力学参数分析方法。

    The new back analysis method of mechanics parameters of surrounding rock was established by calculus of differences and artificial neural networks in this paper.

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  • 分析抽水蓄能电站地下厂房硐室开挖引起环境水水质异常成因。

    The causes of abnormal quality of environmental water due to excavation of the underground powerhouse group of a pumped storage power station were analyzed in this study.

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  • 通过硐室爆破模拟试验,对不同布药结构产生爆破震动强度进行了对比

    Through simulated tests of chamber blasting, a comparison between the intensities of blasting vibrations from different charge layouts is made.

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  • 这种改进硐室爆破技术有利于扩大适用范围,对同类工程具有参考价值。

    The improved technique of chamber blasting is beneficial to the extending of its scope of applications, and provided references for the similar engineering.

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  • 研究表明周边应力应力集中程度区域产生裂纹扩展

    The study makes clearly that the crackle spreads are easily produced in the perimeter tension stress area and the area with the high stress central level of the caves.

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  • 危险截面强度验算表明使用支护结构铁路隧道硐室稳定安全度

    The calculation of the strength of dangerous sections testifies that the railway tunnel with this support structure has high stability and safety.

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  • 公路路堑切槽开挖硐室控制爆破中,采用较大不耦合比较进行松动控制爆破。

    Bigger uncoupling is adopted to realize loose controlled blasting in the excavation of chasm notch blasting.

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  • 局部通风:矿山生产期间无贯穿风流的独头工作面独头采用局扇加强通风。

    Local ventilation: Portable blow is adopted by the airless end or airless adit for ventilation.

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  • 因此研究地下硐室岩体结构特征,对评价地下硐室围岩稳定性有帮助的。

    So, the structure character study of rock mass is very useful to value the wall-rock's stability of underground powerhouse.

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  • 硐室中,抽灌水方式合理布置可以提高保障中段能力和安全生产

    Proper layout of water extracting and filling method of solution mining in tunnel cavern can improve and guarantee the brine production capacity and security production in the middle level.

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  • 程高山爆破成功实施城镇地区大量土石方爆破开挖提供了有益经验

    The successful eight times blasting carried out in Chenggaoshan mountain chamber provides helpful experience for digging of large amount of soil and rock by blasting in town region.

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  • 结合具体施工条件箕斗装载硐室施工方案进行了分析选择了适宜的施工方案。

    This paper associates with specific construction condition, analyses the construction scheme for main shaft pan loading chamber, and chooses proper construction scheme.

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  • 本文分析了横波测试重要性简要介绍了地震仪地下硐室测试S方法技术

    This paper analyzes the importance of transverse wave testing. It briefly introduces the method and technique of s wave testing by using seismograph in underground coyote.

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  • 时间紧、任务重、要求成本情况进行了一次以石料开采目的的硐室爆破

    The demolition described here is a chamber blasting which conducted for exploitation of stones within a limited time, under a strict requirement of high quality and low cost.

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  • 根据服务年限围岩岩性,分析了硐室受力情况依据组合理论计算支护参数

    According to the service life limit of stone room and surrounding rock, the circumstances of bearing force are analyzed. On basis combination arch theories, the support parameters are computed.

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  • 告成煤矿升级为瓦斯突出矿井后,将架线电机车改为电瓶车牵引,设计施工充电

    After Gaocheng coal mine raising to coal and gas outburst mine, the locomotive with power line is transformed battery locomotive, to construct and design a electrified chamber.

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  • 煤矿升级为瓦斯突出矿井后,将架线电机车改电瓶车牵引,设计施工了充电硐室

    After Peigou coal mine raising to coal and gas outburst mine, the locomotive with power line is transformed battery locomotive, to construct and design a electrified chamber.

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  • 本文介绍层状矿体硐室爆破实例取得了较好的爆破效果,对类似的爆破具有一定的参考价值。

    This paper briefly introduce chamber blasting examples on bedding ore body, better blasting results achieved, which could serve as a reference for similar blasting.

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  • 本文介绍层状矿体硐室爆破实例取得了较好的爆破效果,对类似的爆破具有一定的参考价值。

    This paper briefly introduce chamber blasting examples on bedding ore body, better blasting results achieved, which could serve as a reference for similar blasting.

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