проста хвиля розрідження
simple compression wave
simple rarefaction wave
simple wave
simple key loader (SKL)
simple-base propellant
simple blade-element theory
Voltage Standing Wave Ratio (VSWR) / voltage standing-wave ratio
cone shaped expansion nozzle
expansion chamber
expansion nozzle
high expansion-ratio
military expansion
NATO Expansion
expansion tube
expansion fork
expansion plug snap ring
expansion stroke
isothermal expansion
adiabatic expansion
gas expansion
high expansion foam (Hi-x foam)
Prandtl-Meyer expansion
thermal expansion
expansion
wartime expansion
analog expansion adapter
air wave strikes
blast wave diffraction
blast wave projector
bow wave
detonation wave
direct effect of blast wave