• 叙述孔内微差爆破时间间隔确定起爆方式网络连接及其应用效果

    The paper describes the determination of in-hole and between-holes microsecond delay time, the detonation mode and the network connection and their application effect.

    youdao

  • 高台孔内微差爆破技术我国首次应用中小型石灰石矿山高台段开采提供切实可行方法

    Millisecond delay technology of high step and deep hole is the first application in China, it offers a realistic method for high step exploitation of middle and small scale limestone mine.

    youdao

  • 介绍了间、孔内微差爆破原理、参数、设计施工要点及降低爆破震动、保护平硐井使用安全方面应用结果

    The results of shot-delay blasting application in aspects of decreasingblasting-shake and ensuring safety of tunnel &drop shaft are discussed.

    youdao

  • 应用排间起爆方式控制爆破震动

    The initiation mode with hole-inner and row-to-row short-delay was used to control blasting vibration.

    youdao

  • 应用排间起爆方式控制爆破震动

    The initiation mode with hole-inner and row-to-row short-delay was used to control blasting vibration.

    youdao

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