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jack-hammer
gen. 风镐; 手持〔锤击〕式凿岩机; 凿岩锤; 气锤
proj.manag. 冲击钻孔机
jack hammer
archit. 凿岩机
eng.geol. 凿岩机
hydroel.st. 风镐; 气锤
met. 手持式凿岩机
tech. 锤击式凿岩机; 凿岩锤
jack-hammer: 15 phrases in 5 subjects
Construction1
Engineering geology5
Explosives and Explosive Ordnance Disposal1
Oil / petroleum1
Technology7