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马赫数 | |||
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马赫数速度与音速的比值 | |||
Ma数 | |||
马赫数 | |||
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马赫数{物} | |||
English thesaurus | |||
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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 phrases in 10 subjects |
Aerohydrodynamics | 1 |
Aviation | 22 |
Compressors | 3 |
General | 2 |
Hydraulics | 1 |
Metallurgy | 1 |
Rail transport | 1 |
Space | 22 |
Technology | 18 |
Wind Energy | 2 |