| 单词 | ideal fluid |
| 释义 | > as lemmasideal fluid ideal fluid n. Physics a hypothetical fluid that has no viscosity (no internal friction) and is incompressible. ΘΚΠ the world > matter > liquid > [noun] > types of liquid generally > incompressible ideal fluid1857 1857 W. Thomson & J. P. Joule in Proc. Royal Soc. 8 556 If a solid..be carried uniformly through a perfect liquid. [Note] That is, as we shall call it for brevity, an ideal fluid, perfectly incompressible and perfectly free from mutual friction among its parts. 1948 V. L. Streeter Fluid Dynamics i. 6 Many conclusions concerning the motion of a solid through an ideal fluid are applicable with slight modification to the motion of an airship through the air or to the motion of a submarine through the ocean. 2005 J. F. Douglas et al. Fluid Mech. (ed. 5) iv. 94 Even in problems in which the effects of viscosity and turbulence cannot be neglected, it is often convenient to carry out the mathematical analysis assuming an ideal fluid. < as lemmas |
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