英语词汇“luminaire dirt-depreciation factor”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	luminaire dirt-depreciation factor
释义	luminaire dirt-depreciation factor luminaire dirt-depreciation factor A factor (used in illumination calculations) which relates the initial illumination provided by a clean, new luminaire to the reduced illumination that it will provide as a result of the accumulation of dirt on the luminaire at the time when it is next scheduled for cleaning.
随便看	to work one's tail off to work out to work the goaf to work to windward to worm one's self into to worship the ground someone walks on towosahgy state historic site tow out towp tow path tow-path towpath towpaths towpl towplane towpros to wrinkle at to write the book to write to tow rope towrope towrope horsepower towrope resistance tow ropes tows

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