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单词 dynamic pressure
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dynamic pressure
dynamic pressure n. the pressure in a fluid that is due to its motion.
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1919 A. B. Eason Flow & Measurem. Air & Gases ix. 163 Threlfall..mentions tests made upon a Pitot tube in which..there was a large suction effect, and..the difference between the static and dynamic pressures was of the form H = k(u)n, where n was greater than 2.
1949 O. G. Sutton Sci. of Flight ii. 36 The dynamic pressure of the flow..is the pressure felt on the nose of a body at the point where the impinging stream is actually brought to rest.
1970 A. C. Kermode Flight without Formulae (ed. 4) 43 A fluid can exert pressure for two reasons: first because of its movement... The pressure due to movement we will call dynamic pressure.
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