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to phrases
天然石油气
tech.
commercial rock gas
天然石油气
:
119 phrases
in 18 subjects
Accounting
1
Automobiles
2
Company name
20
Drilling
1
Earth sciences
11
Ecology
1
Economy
19
Environment
2
Exhibitions
2
Finances
1
General
3
Geology
2
Geophysics
1
Navigation
1
Oil / petroleum
32
Oil processing plants
1
Technology
16
Telecommunications
3
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