| 单词 | vortex street |
| 释义 | > as lemmasvortex street c. Physics. More fully vortex street. An arrangement of vortices in two parallel lines, with clockwise rotation in one line and anticlockwise rotation in the other. Cf. Kármán (vortex) street at Kármán n. ΘΚΠ the world > matter > physics > mechanics > dynamics > fluid dynamics > [noun] > vortex > arrangement or region of vortices vortex sheet1879 street1926 Kármán street of vortices1928 cloud street1954 1926 H. Glauert Elements Aerofoil & Airscrew Theory ix. 119 The nature of the resulting vortex street will depend on the magnitude of the viscosity. 1929 Aircraft Engin. 1 124/3 Vortices in a ‘street’ of two rows. 1973 Times 29 Jan. 14/4 As a fish swims it produces a turbulent ‘vortex street’ of whirling water behind it. 1978 R. S. Scorer Environmental Aerodynamics ix. 341 Streets are common over the sea, particularly where the air stream is being slowly warmed. 2007 Exper. Thermal & Fluid Sci. 31 753/1 For not too high heat inputs the vortex street can be deflected. vortex street vortex street n. see street n. 4c. < as lemmas |
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