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drill rigs
bridg.constr. 钻机
drill rig
bridg.constr. 钻探机具
el. 钻塔
eng.geol. 钻探设备; 凿岩设备; 鉆探機具
expl. 钻架半机械化操作的移动式凿岩支架。按结构形式分为锚柱式、立柱式、圆盘式钻架和竖井凿岩钻架
hydroel.st. 钻架
met. 钻探机; 钻具; 打井机
oil 钻机
drill rigs: 40 phrases in 9 subjects
Earth sciences2
Electronics1
Engineering geology11
Explosives and Explosive Ordnance Disposal1
General1
Mechanics1
Polymers1
Technology20
United Nations2