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管套接
met.
bell and plain end joint
管套接
:
305 phrases
in 30 subjects
Agriculture
1
Architecture
3
Automobiles
11
Bridge construction
3
Chemistry
1
Communications
1
Compressors
5
Construction
5
Drilling
17
Ecology
2
Electronics
17
Engineering geology
6
Explosives and Explosive Ordnance Disposal
2
General
5
Geophysics
17
Hydroelectric power stations
4
Isolation
1
Mechanic engineering
1
Mechanics
2
Metallurgy
9
Oil / petroleum
30
Plastics
6
Rail transport
5
Refrigeration
1
Securities
1
Shipbuilding
1
Steel production
1
Technology
133
Telecommunications
11
Wind Energy
3
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