| 单词 |
semi-logarithmic |
| 释义 |
ˌsemi-logaˈrithmic, a. Also semilogarithmic. [semi- 8.] Having or being a scale that is linear in one direction and logarithmic in the other. Cf. prec.
1919A. C. Haskell How to make & use Graphic Charts iv. 20 The semi-logarithmic chart has a wide use for the plotting of comparative statistics of similar kind but dissimilar magnitude. 1930R. Pearl Med. Biometry & Statistics (ed. 2) vi. 183 The scale of the ordinates is divided not in arithmetic progression but in proportion to the logarithms of numbers in arithmetic progression. Such a ruling is called an arithlog or semi-logarithmic grid. 1977J. L. Harper Population Biol. of Plants xv. 458 Some of these are redrawn in Fig. 15/1 on a semi⁓logarithmic scale to show the change in range of dispersal if the seed crop is halved. Hence ˌsemi-logaˈrithmically adv.
1919A. C. Haskell How to make & use Graphic Charts iv. 18 This is shown very clearly by charting the same data on both arithmetically and semi-logarithmically ruled paper. 1976Nature 11 Mar. 153/2 Figure 1 is an action spectrum obtained by plotting semi⁓logarithmically the reciprocal of retinal irradiance (1/W cm—2) against wavelength (nm) for each exposure duration. |

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