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| Ma数 | |||
| 马赫数 | |||
| 马赫数速度与音速的比值 | |||
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| 马赫数｛物｝ | |||
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| 马赫数 | |||
| Angielski tezaurus | |||
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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) | |||
| Mach number: 73 do fraz, 10 tematyki |
| Aerohydrodynamika | 1 |
| Energia wiatrowa | 2 |
| Hutnictwo | 1 |
| Hydraulika | 1 |
| Kolejnictwo | 1 |
| Lotnictwo | 22 |
| Pospolicie | 2 |
| Przestrzeń | 22 |
| Sprężarki | 3 |
| Technika i technologia | 18 |