| 单词 |
phaometer |
| 释义 |
† phaometer Obs.|feɪˈɒmɪtə(r)| [f. Gr. ϕάος light + -meter.] An apparatus for determining the intensity of light; a photometer.
1747Phil. Trans. XLIV. 495 M. de Buffon, being asked if it might be possible to invent a Phaometer, or Machine for measuring the Intensity of Light. |

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