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爆破自由面
它是爆破中暴露于空气、水或岩石垫层的岩石表面。在爆破中,自由面为岩石提供了膨胀空间。这一名词也用于工程推进时的挖掘端部
expl.
face
爆破自由面
:
11 phrases
in 2 subjects
Explosives and Explosive Ordnance Disposal
9
Technology
2
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