某些元件，如二极管、三极管等都是很好的光探测器。
Some components such as diodes and transistors are excellent light detectors.
回收废电子：电子脚回收、菲林回收、二极管回收、三极管回收、废电缆电线回收、工业电子回收。
Recycling waste electronic: electronic feet recovery, film recovery and recycling, triode recovery, diode cable wire recycling, industrial waste recycling.
传统的电子元件，比如二极管和三极管，它们的信息载体都是电子电荷，电子的自旋没有被利用。
The information carrier of traditional electronic components such as diode and audion, is electronic charge, but the electronic spin is not considered.
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