本文介绍宽孔距微差挤压爆破技术在城市路堑开挖中的应用。
This paper introduces the technique of millisecond extruding blasting with wide hole space in city cutting excavation.
中深孔爆破广泛地应用于公路路堑开挖、机场整平等基础建设中。
Medium-length blasting is widely applied to the basis construction, such as the cutting excavation of the highway and the land leveling of the construction of airport.
路堑开挖岩体在炸药爆炸能量和介质中潜在位能的共同作用下得到充分破碎；
Under the combined effect of explosion energy provided by explosive and the latent positional energy in medium, the rock masse of road cutting is adequately broken up.
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