单词 | isentropic |
释义 | > as lemmasisentropic isentropic adj. and n. Brit. /ˌʌɪsɛnˈtrɒpɪk/ , U.S. /ˌaɪsɛnˈtrɑpɪk/ , /ˌaɪzɛnˈtrɑpɪk/ Physics of equal entropy; (a line on a diagram) indicating successive states of a body in which the entropy remains constant; also, taking place at constant entropy, involving no change in entropy.ΘΚΠ the world > matter > physics > mechanics > dynamics > thermodynamics > [adjective] > relating to entropy > of equal entropy isentropic1873 the world > matter > physics > mechanics > dynamics > thermodynamics > [adjective] > relating to entropy > indicating constant entropy isentropic1873 1873 J. W. Gibbs in Trans. Connecticut Acad. Arts & Sci. II. 311 If, however, we..call that quantity entropy..it seems natural to..call the lines in which this quantity has a constant value isentropic. 1873 J. W. Gibbs in Trans. Connecticut Acad. Arts & Sci. II. 327 Although the inclination of the isentropics is independent of the quantity of gas under consideration, the rate of increase of η will vary with this quantity. 1885 Williamson & Tarleton Dynamics (1889) §326 In a reversible transformation, if no heat be lost or gained by the body.., this curve is called an adiabatic or isentropic curve. 1923 G. N. Lewis & M. Randall Thermodynamics xii. 137 In such an isentropic compression there will ordinarily be a change in temperature. 1951 C. L. Brown Basic Thermodynamics vi. 88 Two additional relations..relate temperature and volume and pressure and volume for an isentropic. 1956 G. C. McVittie Gen. Relativity & Cosmol. vii. 123 An equation determining the function F in isentropic flow. < as lemmas |
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