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directional survey
dril. 测斜
geophys. 方位测量
oil 方向测量
tech. 井斜测量
 English thesaurus
directional survey
abbr., oil dir sur
directional survey: 14 phrases in 5 subjects
Drilling2
Explosives and Explosive Ordnance Disposal1
Geophysics5
Oil / petroleum3
Technology3