Mach, sometimes also referred to as a Mach number, is the ratio of the speed of an object to the speed of sound.[2] Mach can be abbreviated as M, and is also sometimes abbreviated as Ma. For example, Mach 1 can be written as 1 M or 1 Ma. Although Mach can be abbreviated M ...
Mach number, multiples of speed of sound used as unit in aeronautics, with 1 Mach = 1224 km per hr— 马赫数 也可见: a sound— 咾 · 唅 sound名— 音名 · 声名 · 声音名 · 健全名 · 响名 · 音频名 · 音响名 · 音效名
speed of sound Sound waves travel at approximately 750 mph at sea level, but slow down at higher altitudes. The speed of sound is called "Mach 1." Supersonic refers to speeds from Mach 1 to Mach 5 (1 to 5 times the speed of sound), and hypersonic ranges from Mach 5 to Mach 10 ...
声音的速度;音速的;声速的;声的速度 双语例句1. The aeroplane will travel at twice the speed of sound. 这架飞机的速度将是音速的两倍。2. The new airplane flies at twice the speed of sound. 这架新式飞机以两倍于音速的速度飞行.3. The aim is to fly at about Mach 2, twice th...
Source unit: mach (speed of sound) (Ma) Destination unit: minute per mile (min/mile) Related categories: Length Time Acceleration Speed is defined as the distance traveled per unit of time and is often measured in units such as meters per second (m/s) or kilometers per hour (km/h)....
Source unit: mach (speed of sound) (Ma) Destination unit: second per mile (sec/mile) Related categories: Length Time Acceleration Speed is defined as the distance traveled per unit of time and is often measured in units such as meters per second (m/s) or kilometers per hour (km/h)....
When twice the speed of sound, it is Mach 2. When it is near but below the speed of sound, its speed can be designated at less than Mach 1. for example, Mach 90. Mach is defined as "the ratio of the velocity of a rocket or a jet to the velocity of sound in the medium being...
Mach number is a unit used to measure speed. Mach, sometimes also referred to as a Mach number, is the ratio of the speed of an object to the speed of sound.[1] Mach can be abbreviated as M, and is also sometimes abbreviated as Ma. For example, Mach 1 can be written as 1 M...
Mach 5 is the new Mach 1. Just as aviators of old sought to break the sound barrier and travel supersonically, the search is now on for reliable and controllable ways to travel “hypersonically”, generally defined as more than five times the speed of sound. While re-entering spacecraft ...
The measurement results are incompatible with the theory of ion acoustic waves. The estimate for the pressure in a strongly coupled Coulomb system and a scaling law for the complex plasma make it possible to derive an evaluation for the speed of sound, which is in a reasonable agreement with ...