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| Machin luku | |||
| mach-luku | |||
| Англійський тезаурус | |||
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| The ratio of the speed of an object to the local speed of sound | |||
| M | |||
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| 4 digit number identifying PSDS input device (MODS report abbreviation) | |||
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Mach number : 13 фраз в 3 тематиках |
| Землезнавство | 5 |
| Природознавство | 1 |
| Транспорт | 7 |