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| struja modulacije; modulaciona struja | |||
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modulation : 97 phrases in 11 subjects |
| Chemistry | 2 |
| Geophysics | 2 |
| Information technology | 1 |
| Oil / petroleum | 2 |
| Optics branch of physics | 41 |
| Photography | 3 |
| Polygraphy | 1 |
| Radio | 1 |
| Road traffic | 1 |
| Technology | 38 |
| Television | 5 |