hydrodynamic drag

гідродинамічний опір

hydrodynamic control fin

hydrodynamic lubrication region

hydrodynamic test

substantial change of a hydrodynamic quantity

substantial derivative of a hydrodynamic quantity

local change of a hydrodynamic quantity

local derivate of a hydrodynamic quantity

material change of a hydrodynamic quantity

material derivative of a hydrodynamic quantity

quasi-hydrodynamic lubrication

low drag general purpose bomb (LDGP)

low-drag, general-purpose bomb (LDGP)

drag stabilization

drag of trigger

external aerodynamic drag

lift-drag ratio (L/D)

normal pressure drag

aerodynamic drag

aerodynamic drag at free-molecule flow

surface friction drag