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对毫秒微差控制爆破在大方量石方路堑开挖中的应用进行了论述,通过试验炮对预裂和爆破技术进行了总结,对石方路堑爆破施工具有一定的指导意义。
The application of millisecond microsecond controlled blasting in the excavation of the massive stone cutting is discussed. The pre-cracking and blasting techniques are summarized through the experimental gun, which is of guiding significance to the blasting construction of the stone cutting.