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| эхо-Допплер (fistashka80) | |||
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echo -Doppler : 12 phrases in 8 subjects |
| Acoustics | 1 |
| Automated equipment | 1 |
| Electronics | 1 |
| Medical | 2 |
| Medical appliances | 4 |
| Military | 1 |
| Nautical | 1 |
| Radiolocation | 1 |
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