A fuel cell is a new energy conversion device.
燃料电池是一种新型的能量转换装置。
Collecting light, the light conversion for electric power. And the stable transition device, LED.
采集光线，将光能转换为电能。并由安定器转变，带动LED发光。
The wind power generation device has simple structure and high energy conversion efficiency.
其结构构成简单，能源转化效率高。
The wind power generation device has simple structure and high energy conversion efficiency.
其结构构成简单，能源转化效率高。
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