- lift-to-drag
- Космонавтика: аэродинамический
Универсальный англо-русский словарь. Академик.ру. 2011.
lift-to-drag
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Lift-induced drag — In aerodynamics, lift induced drag, induced drag, vortex drag, or sometimes drag due to lift, is a drag force that occurs whenever a moving object redirects the airflow coming at it. This drag force occurs in airplanes due to wings or a lifting… … Wikipedia
Lift-to-drag ratio — In aerodynamics, the lift to drag ratio, or L/D ratio ( ell over dee in the US, ell dee in the UK), is the amount of lift generated by a wing or vehicle, divided by the drag it creates by moving through the air. A higher or more favorable L/D… … Wikipedia
lift-to-drag ratio — noun a) The instantaneous ratio of lift to drag of an aerodynamic article such as an a wing, entire aircraft or bird. b) The maximum ratio of lift to drag of an … Wiktionary
drag lift — noun A ski lift that pulls people wearing skis up a slope • • • Main Entry: ↑drag * * * ˈdrag lift 7 [drag lift] noun (BrE) a machine which pulls you … Useful english dictionary
Drag (physics) — Shape and flow Form drag Skin friction 0% 100% 10% 90% … Wikipedia
Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the … Wikipedia
Drag coefficient — In fluid dynamics, the drag coefficient (commonly denoted as: cd, cx or cw) is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment such as air or water. It is used in the drag equation,… … Wikipedia
lift/drag ratio — The ratio of the coefficient of lift to the coefficient of drag of an airfoil at various angles of attack. It is a measure of the airfoil’s efficiency. The angle of attack that gives the best lift by drag ratio is the most efficient angle of… … Aviation dictionary
lift-drag ratio — /lift drag /, Aeron. the ratio of the lift to the drag of an airfoil. [1915 20] * * * … Universalium
lift-drag ratio — /lift drag /, Aeron. the ratio of the lift to the drag of an airfoil. [1915 20] … Useful english dictionary
drag someone out of a rut — [drag/get/lift etc.] (someone/something) out of a/(their) rut to help someone or something to change their situation and to make progress. The president has to get his election campaign out of a rut … New idioms dictionary
