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English | Chinese |
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 |