transitive. To measure the brightness of (a light source or a surface) by means of a photometer; to study using a photometer.
| 单词 | θ76497 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > intensity of light, luminosity > measure [verb (transitive)] (3) photometer1900 transitive. To measure the brightness of (a light source or a surface) by means of a photometer; to study using a photometer. Subcategories:— render incandescent (1) — render phosphorescent (1) |
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