• 介绍家金矿床赋存地质条件划分工程类型,介绍评价了矿山近年来应用的支护方法

    The geological conditions of Jiaojia Gold Mine are introduced, the types of engineering rock mass are classified and the methods of stope support are evaluated.

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  • 显微组分富集的CO_2反应性N_2吸附测得的比表面有关

    The CO2-reactivity of char samples fromcoal macerals is related to specific surface area (SN2) measured with N2 adsorption method.

    youdao

  • 接触变质进一步划分混杂带、天然带、带、正常煤带。

    The contact metamorphic zone may be further divided into coking coal mixing zone, natural coke zone, coking coal zone and normal coal zone.

    youdao

  • 家断裂带晚期表现为强烈的脆性变形,但其早期则表现糜棱组合、对称组构等为特征的韧性变形。

    The Jiaojia fault zone is characterized by ductile deformation in the early stage and brittle fracturing in late stage.

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  • 胶东西北部金矿床分为化类型,蚀变石英型、过渡型,统称为玲珑—金矿

    In northwest of Jiaodong, there are three kinds of gold deposits known as altered rock type, quartz vein type and transitional type, all called Linglong Jiaojia type of gold deposit.

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  • 选择适合家金矿各矿区采矿方法稳定性进行分级。

    To select the appropriate mining methods for the areas of Jiaojia Gold Mine, the stability of rock mass was classified.

    youdao

  • 选择适合家金矿各矿区采矿方法稳定性进行分级。

    To select the appropriate mining methods for the areas of Jiaojia Gold Mine, the stability of rock mass was classified.

    youdao

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