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管直径
avia.
pipe diameter
tech.
tube diameter
管直径
:
107 phrases
in 21 subjects
Agriculture
1
Architecture
1
Automobiles
1
Aviation
3
Construction
1
Drilling
10
Earth sciences
2
Engineering geology
2
Explosives and Explosive Ordnance Disposal
2
General
3
Hydroelectric power stations
2
Mechanics
2
Metallurgy
15
Nautical
1
Navigation
1
Oil / petroleum
10
Plastics
2
Rail transport
1
Shipbuilding
3
Steel production
1
Technology
43
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