spectral-emission curve

• 光谱放射曲线

spectral-emission curve的用法和样例：

例句

1. A lumen is a measure of the rate of emission of light energy.
   流明是光能放射率的量度单位。
2. Chief executive Chris Althaus said mobile phone emission levels were very low.
   董事长克里斯奥尔索斯说，移动电话的放射水平是非常低的。