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1·Optical radiation is just visible light energy spreading out.

光辐射就只是扩散的可见光能量。

2·Radiant energy is also called light energy.

辐射能也称作光能。

3·Light energy. It won 't need new batteries.

光能。不需要新电池。

4·We can change electric energy into light energy.

我们能把电能转变为光能。

5·In the process the light energy converts to heat energy.

在这个过程中，光能转化成热能。

6·The chlorophylls are the molecules that trap light energy.

参考译文：叶绿素是能够收集光能的分子。

7·A method of curing powder using direct exposure to light energy.

直接暴露在光能下而固化粉末涂料的一种方法。

8·Then project the light energy wall again and this time hold it there.

然后再一次投射光能量墙，这个时候在那里保持它。

9·Its main function is to convert the electric energy into light energy.

其主要功能是：把电能转化为光能，芯片的主要材料为单晶硅。

10·Light energy, limit and light spot was decided by patient 's condition.

光凝能量、范围及光斑大小视病情而定。