illumination curve

例句：

1. 1.The illumination curve of the LED light is very smooth, which is beneficial for the display effect.
   LED灯的照明曲线非常平滑，这有利于显示效果。
2. 2.The illumination curve of the LED light is very smooth, which is beneficial for the display effect.
   LED灯的照明曲线非常平滑，这有利于显示效果。
3. 3. The illumination curve of the LED light is very smooth, which is beneficial for the display effect.
   LED灯的照明曲线非常平滑，这有利于显示效果。