英语词汇“downward light output ratio (of a luminaire)”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	downward light output ratio (of a luminaire)
释义	downward light output ratio (of a luminaire) 下半球照明具效率
随便看	laser output frequency laser output spectrum laser output wavefront laser outside diameter measuring instrument laser page printer laser paramagnetic resonance absorption laser passing la serpe laser pen laser pens Laserpexy laser phased array laser phased arrays laser phase noise Laser Phosphor Display laserphoto laser photoacoustic spectroscopy laser photobiology laser photochemistry laser-photochromic laser-photochromic display laser photocoagulation laser photocoagulator laser photography laser photolysis 羁禽响幽谷，寒藻舞沦漪羁雌恋旧侣，迷鸟怀故林。羁鸟念旧林，池鱼思故渊羁鸟恋旧林，池鱼思故渊。羊羊上狼不上，马跳猴不跳羊不知自己的角弯，马不知自己的脸长羊人虎口自送死羊人虎口，有去无还羊儿自个往狼窝里走 39928 39929 39930 39931 39932 39933 39934 39935 39936 39937