співвідношення Прандтля для нормальних ударних хвиль
normal shock wave
mil relation formula
virtual mass relation
Stokes relation
boundary layer approximation by Prandtl
Prandtl boundary layer
Prandtl boundary layer theorem
Prandtl boundary layer theory
Prandtl hypothesis
Prandtl mixing length
Prandtl mixing-length theory
Prandtl-Glauert rule
Prandtl-Meyer expansion
Prandtl-Meyer flow
electromagnetic waves
high-frequency sound waves
kilometric waves
decametric waves
decimetric waves
ground waves
hectometric waves
long waves
metric waves
middle waves
short waves
sky waves
space waves
diffraction task for electromagnetic waves
electric properties of object and propagation medium for electromagnetic waves
attack in waves
direction of waves, swells or seas
blasting explosive (normal-, high-, low strength)