- aerodynamic envelope
- комплекс аэродинамических характеристик
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
envelope — [ ɛnvələʊp, ɒn ] noun 1》 a flat paper container with a sealable flap, used to enclose a letter or document. 2》 a covering or containing structure or layer. 3》 Electronics a curve joining the successive peaks of a modulated wave. 4》 Mathematics a… … English new terms dictionary
push the envelope — phrasal : to test or attempt to move beyond an accepted limit * * * push the envelope (informal) To try to achieve more than seems possible • • • Main Entry: ↑envelop * * * push the envelope informal phrase to go to the limits of what you are… … Useful english dictionary
push the (edge of the) envelope — informal approach or extend the limits of what is possible. [orig. aviation sl., relating to graphs of aerodynamic performance.] → envelope … English new terms dictionary
push the edge of the envelope — ► push the (edge of the) envelope informal approach or extend the limits of what is possible. [ORIGIN: originally aviation slang, relating to graphs of aerodynamic performance.] Main Entry: ↑envelope … English terms dictionary
push the envelope — ► push the (edge of the) envelope informal approach or extend the limits of what is possible. [ORIGIN: originally aviation slang, relating to graphs of aerodynamic performance.] Main Entry: ↑envelope … English terms dictionary
Propfan — NASA / GE Unducted Fan A propfan was first defined as a small diameter, highly loaded multiple bladed variable pitch propulsor having swept blades with thin advanced airfoil sections, integrated with a nacelle contoured to retard the airflow… … Wikipedia
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Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… … Wikipedia