首页
汉语词典
英英词典
请输入您要查询的英文单词:
单词
lumen-hour
释义
lumen-hour
lumen-hour
[
′lü·mən ¦au̇r
]
(optics)
A unit of quantity of light (luminous energy), equal to the quantity of light radiated or received for a period of 1 hour by a flux of 1 lumen. Abbreviated lm-hr.
随便看
ögs
ögt
ögtp
ögv
ögwt
öh
öhlenschläger
öht
öiag
öis
ökologisch demokratische partei
ökologisch-demokratische studierende ev
öland
ölandia
ölands ornitologiska förening
ölff
ölif
ölsen
ömer hayyam
ömer seyfettin
ömg
ömv
ön
önb
önorm
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。
Copyright © 2004-2022 mdict.net All Rights Reserved
更新时间:2026/8/10 0:11:04