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井管
stresses
el.
обсадная труба
井管:
195 phrases
in 17 subjects
Construction
5
Drilling
73
Electronics
8
General
43
Geophysics
2
Military
3
Mining
1
Missiles
3
Oil / petroleum
23
Oil and gas
3
Oil and gas technology
3
Oil processing plants
1
Oilfields
11
Production
1
Sakhalin
2
Technology
12
Water supply
1
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