| 单词 | uranophotometer |
| 释义 | > as lemmasuranophotometer ΘΚΠ the world > the universe > cosmology > science of observation > astronomical instruments > observational instruments > [noun] > sky cyanometer1829 uranophotometer1876 1876 Nature 21 Dec. 170/1 The diffuse light of the sky..has recently been a subject of study by M. Wild,..who has endeavoured to measure it with a somewhat complicated instrument devised by him and named a ‘uranophotometer’. < as lemmas |
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