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avia.
总使用时间
commer.
总、计时间
geophys.
总时间
oil
全部时间
tech.
总计时间
Total Time
:
126 phrases
in 33 subjects
Agriculture
4
Automobiles
8
Aviation
12
Business
8
Commerce
3
Communications
1
Drilling
2
Economics
2
Electric machinery
1
Electronics
13
General
1
Geophysics
4
Information technology
1
Management
2
Mathematics
2
Metallurgy
5
Mining
3
Nautical
1
Navigation
1
Oil / petroleum
4
Oil processing plants
1
Plastics
1
Project management
2
Rail transport
4
Scuba diving
1
Shipbuilding
1
Shooting sport
1
Space
4
Statistics
1
Submarines
1
Technology
29
Telecommunications
1
Textile industry
1
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