白色荧光灯，以色度坐标的目标值x=0.409 y=0.394为圆心，以长半轴A=0.0031×5，短半轴B=0.00139×5,长轴与x轴的夹角θ=52°58′所作椭圆为色度公差范围的荧光灯。
这是一个巨大的飞跃，在几年之前电脑仅仅是一个可以大到塞下一个柜子，远远地锁在那些高挂着荧光灯，铺着白色瓷砖的电脑室里的东西。
That was a huge leap, when less than a decade earlier computers were still the size of filing cabinets, locked away in fluorescent-lit, white-tiled computer rooms.
或者窗户的颜色对植物有什么影响？是不是白色的荧光灯事宜用来植物照明？
Ever wonder why plants are green, or if the tinting in your Windows is affecting your plants, or if those cool white fluorescents are really good to grow under?
应用推荐