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正常工作时,发光二极管与光电二极管应外加()

单选题
2022-02-27 16:23
A、均应加正向电压
B、均应加反向电压
C、前者加正向电压,后者加反向电压
D、前者加反向电压,后者加正向电压
查看答案

正确答案
C

试题解析

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