Rated color rendering index (Ra)卤素灯的一个参数，请达人翻译rated number of switching cyclesLight centre length

Rated color rendering index (Ra)卤素灯的一个参数，请达人翻译rated number of switching cyclesLight centre length rated是什么意思 be rated rated sus color color color color color color Color. color R-rated什么意思 high-rated什么意思 rated 什么意思 pro-rated是什么意思? over-rated什么意思 at a pro-rated