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Terms for subject Explosives and Explosive Ordnance Disposal containing fan | all forms | exact matches only
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fan burden扇形孔岩石爆破量
fan burden扇形孔最小抵抗线
fan cut扇形掏槽一种掏槽法。掘进中,平巷的部分断面被那些与自由面的斜度越来越大的炮孔所揭露,形成扇面状掏槽
fan drilling扇形炮孔凿岩
fan holes扇形炮孔组
fan layout扇形炮孔布置
fan pattern扇形炮孔排列
fan-shaped round扇形掏槽炮孔组
fan shooting扇形炮孔爆破
fan structure扇形结构
shots fan turnaround points炮孔的扇形转向点
The electric fan was blowing straightly towards him all night风扇整夜对着他吹
vertical fan cut垂直扇形掏槽