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DWDM系统的组成部分包括()。

多选题
2022-05-24 04:31
A、发射和接收有源部分
B、合波和分波无源部分
C、光传输和光放大部分
D、光监控信道部分和系统网管部分
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正确答案
A | B | C | D

试题解析

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