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围岩稳定性 wéiyán wěndìngxìng
eng.geol. surrounding rock stability
tech. stability of surrounding rock
围岩稳定性在无支护的条件下,巷道围岩依靠自身的强度保持相对稳定的能力 wéiyán wěndìngxìng
expl. stability of surrounding rock
围岩 稳定 性
: 2 phrases in 2 subjects
Explosives and Explosive Ordnance Disposal1
Technology1