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井下
 井下
dril. down hole; underground
earth.sc. down-the-hole
mining. down-hole
| 加速度仪
 加速度仪
railw. accelerograph

to phrases
井下 jǐngxià
dril. down hole; underground
earth.sc. down-the-hole
tech. downhole (的)
井下【下井】 jǐngxià
mining. down-hole
井下: 902 phrases in 31 subjects
Agriculture1
Architecture3
Aviation1
Bridge construction9
Business1
China5
Company name1
Construction2
Desert science1
Drilling153
Earth sciences17
Economy1
Electronics6
Engineering geology16
Explosives and Explosive Ordnance Disposal17
General18
Geophysics74
Hydroelectric power stations5
Labor law1
Life sciences1
Mechanics7
Military1
Mineral processing1
Mining50
Nautical2
Navigation10
Oil / petroleum269
Space17
Technology209
United Nations1
Water resources2