emissão : 785 phrases in 47 subjects |
Accounting | 1 |
Agriculture | 3 |
Antennas and waveguides | 6 |
Banking | 4 |
Chemistry | 15 |
Coal | 3 |
Communications | 106 |
Construction | 1 |
Cultural studies | 1 |
Earth sciences | 61 |
Ecology | 5 |
Economy | 17 |
Electronics | 94 |
Energy industry | 4 |
Environment | 70 |
Finances | 169 |
General | 29 |
Health care | 8 |
Hobbies and pastimes | 3 |
Industry | 4 |
Information technology | 15 |
Insurance | 1 |
International Monetary Fund | 28 |
Law | 26 |
Life sciences | 6 |
Magnetics | 7 |
Marketing | 3 |
Medical | 9 |
Metallurgy | 8 |
Microsoft | 6 |
Natural sciences | 6 |
Nuclear physics | 2 |
Patents | 10 |
Physical sciences | 2 |
Physics | 2 |
Power lines | 1 |
Radio | 2 |
Radiology | 2 |
Rail transport | 1 |
Statistics | 1 |
Technology | 4 |
Telecommunications | 2 |
Telegraphy | 3 |
Telephony | 2 |
Thermal Energy | 3 |
Transport | 23 |
Vacuum tubes | 6 |