- contracting-expanding nozzle
- сопло Лаваля
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Mach number — (mathrm{Ma} or M) (generally pronEng|ˈmɑːk, sometimes IPA|/ˈmɑːx/ or IPA|/ˈmæk/) is the speed of an object moving through air, or any fluid substance, divided by the speed of sound as it is in that substance. It is commonly used to represent an… … Wikipedia