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冲击钻孔
 冲击钻孔
bridg.constr. boring by churn and grab; percussion drilling
eng.geol. percussion borehole; percussion hole
hydroel.st. percussion boring
 | 机
 机
gen. machine

to phrases
冲击钻孔
archit. jump drilling
bridg.constr. boring by churn and grab; percussion drilling
eng.geol. percussion borehole; percussion hole
hydroel.st. percussion boring
tech. cable boring; churn drill hole; percussive drilling; punch boring; shot drill hole; thrust boring
冲击钻孔
: 32 phrases in 7 subjects
Bridge construction2
Earth sciences1
Engineering geology3
Explosives and Explosive Ordnance Disposal5
General1
Project management1
Technology19

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