fluttuazione : 148 phrases in 26 subjects |
Agriculture | 8 |
Antennas and waveguides | 3 |
Communications | 13 |
Earth sciences | 6 |
Economy | 16 |
Electricity generation | 1 |
Electronics | 20 |
Environment | 3 |
Finances | 39 |
General | 3 |
Law | 1 |
Life sciences | 5 |
Lighting other than cinema | 1 |
Magnetics | 3 |
Marketing | 1 |
Mathematics | 2 |
Measuring instruments | 1 |
Mechanic engineering | 1 |
Medical | 1 |
Natural sciences | 4 |
Piezoelectric crystals | 2 |
Radio | 1 |
Statistics | 9 |
Technology | 2 |
Transport | 1 |
Vacuum tubes | 1 |