excavation
井巷掘进
excavation【矿】
暂无补充释义。
相关词条
excavation
excavation
Excavation heaps
nasion excavation
foundation pit (excavation)
mining method (excavation method)
funnel excavation
excavation【矿】
暂无补充释义。
excavation
excavation
excavation
Excavation heaps
nasion excavation
foundation pit (excavation)
mining method (excavation method)
funnel excavation