 |
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| Гельмгольц | |||
| Helmholtz: 29 phrases in 16 subjects |
| Aerodynamics | 1 |
| Analytical chemistry | 2 |
| Chemistry | 4 |
| Electrochemistry | 2 |
| Electronics | 1 |
| Environment | 1 |
| Health care | 1 |
| Mathematics | 2 |
| Medical appliances | 2 |
| Meteorology | 3 |
| Microelectronics | 1 |
| Names and surnames | 2 |
| Optics branch of physics | 1 |
| Radio | 1 |
| Scientific | 1 |
| Technology | 4 |