单词：photoelectric cell
photoelectric cell的用法和样例：
例句
- The photoelectric cell controls a servomotor.该光电管控制着一个伺服电动机。
- As beans fall into bins, photoelectric cells detect duds, signaling for them to be rejected individually with a puff from an air nozzle.方式是在豆子落入容器的过程中，利用光电管挑出其中的坏豆子，然后送讯号给空气喷嘴对准一吹，将坏豆子个别剔除。
- photoconductive cell光敏电阻器,光导电池,光...
- magic eye[电]电子射线管...
- photocell光电池
- electric eye光电池
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