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Terms
for subject
Explosives and Explosive Ordnance Disposal
containing
Butt
|
all forms
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exact matches only
English
Chinese
butt
level
盘区平巷
盘区平巷是指与煤层走向大致平行掘进的巷道,并以它为中心在其两侧适当的距离内布置开挖上下山的立井。它是采煤时的主巷道。参见 panel drift
butt
or socket
炮窝
爆破后未完全爆炸的炮孔,其中可能尚存炸药,因而具有一定的危险性,也称残炮孔。参见 bootleg;socket
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