| 单词 | proportionality constant |
| 释义 | > as lemmasproportionality constant proportionality constant n. (also constant of proportionality) Mathematics and Science the constant ratio of one variable quantity to a second to which it is proportional. ΚΠ 1908 Proc. Royal Soc. A. 81 p. xxiii To Helmholtz belongs the merit of determining theoretically the constant of proportionality in Faraday's law of induction. 1911 Proc. Amer. Philos. Soc. 50 327 This added mass, he found would be proportional to the amount of energy present. My proportionality constant agrees with his. 1955 J. Lindhard in W. Pauli Niels Bohr & Devel. Physics 188 Accordingly, ω and the average excitation potential become proportional to Z, i.e. ℏω = I = Z.I0. However, it was found difficult to calculate the proportionality constant I0. 1994 Sci. News 8 Oct. 232/2 The constant of proportionality between the distance of a galaxy and its speed is now known as H0, the Hubble constant. < as lemmas |
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