英语词汇“optical light output ratio”的翻译、意思、用法、释义-英汉汉英词典

单词	optical light output ratio
释义	optical light output ratio (of a luminaire)光輸出比；光學器具效率電機工程optical light output ratio (of a luminaire)光輸出比，光學器具效率電力工程
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