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impulso : 1028 phrases in 49 subjects |
Agriculture | 5 |
Antennas and waveguides | 4 |
Astronautics | 1 |
Automatic control | 8 |
Chemistry | 4 |
Communications | 164 |
Construction | 2 |
Earth sciences | 87 |
Economy | 1 |
Education | 1 |
Electrical engineering | 1 |
Electricity generation | 9 |
Electronics | 327 |
Environment | 4 |
Fish farming pisciculture | 9 |
General | 18 |
Health care | 4 |
Hobbies and pastimes | 1 |
Industry | 3 |
Information technology | 107 |
International Monetary Fund | 5 |
Law | 2 |
Life sciences | 2 |
Magnetics | 2 |
Marketing | 1 |
Materials science | 18 |
Mathematics | 4 |
Mechanic engineering | 61 |
Medical | 8 |
Metallurgy | 3 |
Microsoft | 1 |
Natural sciences | 7 |
Nuclear physics | 3 |
Physical sciences | 4 |
Power electronics | 6 |
Power lines | 3 |
Power system protection | 5 |
Radio | 6 |
Rail transport | 1 |
Statistics | 3 |
Technology | 19 |
Telecommunications | 1 |
Telegraphy | 1 |
Telephony | 1 |
Thermal Energy | 3 |
Transport | 85 |
Ultrasound | 6 |
Vacuum tubes | 3 |
Video recording | 4 |