首页/ 题库 / [单选题]5. 用户在按光驱开/关仓门按的答案

5. 用户在按光驱开/关仓门按钮时,光驱仓门无法打开,但光驱指示灯有闪烁。此故障可能属于( )

单选题
2021-09-01 16:45
A、机械故障
B、电路故障
C、接触不良
D、介质故障
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正确答案
A

试题解析

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