spectral-emission curve
英
美
- 光谱放射曲线
双语例句
- 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。 - 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。
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