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to phrases
top cement
stresses
O&G. tech.
цементное кольцо
top cement
:
50 phrases
in 10 subjects
Drilling
2
Geology
1
Geophysics
1
Karachaganak
1
Oil / petroleum
14
Oil and gas
8
Oil and gas technology
5
Oilfields
4
Sakhalin
10
Technology
4
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