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duplex : 167 phrases in 28 subjects |
Astronautics | 1 |
Automated equipment | 2 |
Aviation | 18 |
Biotechnology | 1 |
Communications | 1 |
Computers | 16 |
Construction | 4 |
Electronics | 1 |
Forestry | 7 |
General | 2 |
Geology | 6 |
Information technology | 15 |
Mechanic engineering | 7 |
Medical | 9 |
Medical appliances | 15 |
Metallurgy | 4 |
Military | 3 |
Natural resourses and wildlife conservation | 1 |
Oil and gas technology | 1 |
Packaging | 10 |
Paleontology | 1 |
Polygraphy | 5 |
Radio | 8 |
Surveying | 1 |
Technology | 23 |
Telecommunications | 1 |
Textile industry | 3 |
Travel | 1 |