英语词汇“mechanical equivalent”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

c. Physics. mechanical equivalent: the amount of mechanical effect resulting from the operation of a force. mechanical equivalent of heat: conventionally, the amount of mechanical energy required to raise 1 lb. of water through 1° C.; cf. joule n.; mechanical equivalent of light: the amount of radiant flux that corresponds to unit luminous flux (or, in quot. 1908², that is emitted by a source of unit luminous intensity), usually expressed in watts per lumen.

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1845 Rep. Brit. Assoc. ii. 31 (heading) On the Mechanical Equivalent of Heat.

1846 W. R. Grove On Correlation Physical Forces 10 Where both lose, then an equivalent of heat results.

1860 J. Tyndall Glaciers of Alps ii. xix. 329 This force is the mechanical equivalent of the heat generated.

1862 H. Spencer First Princ. ii. v. §62. 231 An equivalent of the pressure we consciously exert.

1863 J. Tyndall Heat (1870) ii. 39 He first calculated the mechanical equivalent of heat.

1876 P. G. Tait Lect. Recent Adv. in Physical Sci. vi. 137 For a quantity of heat represents its equivalent of work.

1908 Proc. Royal Soc. 1907–8 A. 80 19 The labours of workers in Germany and in the United States [have not]..sufficed to permit of definite values being adopted for..the mechanical equivalent of light.

1908 Proc. Royal Soc. 1907–8 A. 80 22 The mechanical equivalent of light M = ^4πρ/ _I = ^Wr/ _Kf ^d/ _D², giving the mechanical equivalent in watts per candle.

1959 W. S. Sharps Dict. Cinematogr. 110/2 The reciprocal of the luminous efficiency of radiant energy is often termed, the ‘mechanical equivalent of light’.

figurative.1878 J. R. Seeley Life & Times Stein II. 17 Napoleon..had tried to find the Mechanical Equivalent of Catholicism.

单词	mechanical equivalent
释义	> as lemmas mechanical equivalent c. Physics. mechanical equivalent: the amount of mechanical effect resulting from the operation of a force. mechanical equivalent of heat: conventionally, the amount of mechanical energy required to raise 1 lb. of water through 1° C.; cf. joule n.; mechanical equivalent of light: the amount of radiant flux that corresponds to unit luminous flux (or, in quot. 1908², that is emitted by a source of unit luminous intensity), usually expressed in watts per lumen. ΚΠ 1845 Rep. Brit. Assoc. ii. 31 (heading) On the Mechanical Equivalent of Heat. 1846 W. R. Grove On Correlation Physical Forces 10 Where both lose, then an equivalent of heat results. 1860 J. Tyndall Glaciers of Alps ii. xix. 329 This force is the mechanical equivalent of the heat generated. 1862 H. Spencer First Princ. ii. v. §62. 231 An equivalent of the pressure we consciously exert. 1863 J. Tyndall Heat (1870) ii. 39 He first calculated the mechanical equivalent of heat. 1876 P. G. Tait Lect. Recent Adv. in Physical Sci. vi. 137 For a quantity of heat represents its equivalent of work. 1908 Proc. Royal Soc. 1907–8 A. 80 19 The labours of workers in Germany and in the United States [have not]..sufficed to permit of definite values being adopted for..the mechanical equivalent of light. 1908 Proc. Royal Soc. 1907–8 A. 80 22 The mechanical equivalent of light M = ^4πρ/ _I = ^Wr/ _Kf ^d/ _D², giving the mechanical equivalent in watts per candle. 1959 W. S. Sharps Dict. Cinematogr. 110/2 The reciprocal of the luminous efficiency of radiant energy is often termed, the ‘mechanical equivalent of light’. figurative.1878 J. R. Seeley Life & Times Stein II. 17 Napoleon..had tried to find the Mechanical Equivalent of Catholicism. extracted from equivalentadj.n. < as lemmas
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