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   English ⇄
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lumen hour
earth.sc. 流明-小时
el. 流明小时; 流明•小时［光能量单位］
lumen-hour ['luːmɪnˌaʊə, -ˌaʊr]
gen. 流明-小时
el. 流明小时
tech. 流明/小时
 English thesaurus
lumen-hour ['luːmɪnˌaʊə, -ˌaʊr]
abbr., mining. l-hr
tech., abbr. lm-hr

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