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单词
shadow photometer
释义
shadow photometer
shadow photometer
[
′shad·ō fō′täm·əd·ər
]
(engineering)
A simple photometer in which a rod is placed in front of a screen and two light sources to be compared are adjusted in position until their shadows touch and are equal in intensity.
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英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/7/14 14:38:51