Mach number | (n) อัตราความเร็วของวัตถุต่อความเร็วของเสียง, Syn. Mach |
เลขมัค | [lēk Mak] (n, exp) EN: Mach number FR: nombre de Mach [ m ] |
mach number | (n) the ratio of the speed of a moving body to the speed of sound |
mach number | n. (aeronautics) The ratio of the speed of a moving body to the speed of sound. [ WordNet 1.5 ] |
马赫数 | [马 赫 数 / 馬 赫 數] Mach number, multiples of speed of sound used as unit in aeronautics, with 1 Mach = 1224 km per hr #128,697 [Add to Longdo] |
マッハ数 | [マッハすう, mahha suu] (n) Mach number [Add to Longdo] |