Read Edit View history Discussion 马赫 mǎhè Ernst Mach Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 马赫/ 馬赫 mǎhè Ernst Mach Austrian physicist and philosopher (1838–1916) who studied supersonic speed and shock waves Edit Delete 马赫/ 馬赫 mǎhè Mach number Ratio of the speed of an object to the speed of sound in the surrounding medium Edit Delete References Add reference classifier 马赫/馬赫 → 个/個 Edit Delete
马赫/ 馬赫 mǎhè Ernst Mach Austrian physicist and philosopher (1838–1916) who studied supersonic speed and shock waves Edit Delete
马赫/ 馬赫 mǎhè Mach number Ratio of the speed of an object to the speed of sound in the surrounding medium Edit Delete