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to phrases
straight hole
dril.
直井
eng.geol.
垂直孔
golf.
直洞
oil
直井眼
tech.
直孔
textile
直纽孔
;
直线纽孔
straight hole
:
17 phrases
in 6 subjects
Drilling
4
Explosives and Explosive Ordnance Disposal
1
Mechanics
3
Mining
2
Oil / petroleum
3
Technology
4
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