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4. 根据信号中代表消息的参数的取值方式可以将信号分为 ( )

单选题
2021-09-01 16:45
A、基带信号和频带信号
B、模拟信号和数字信号
C、数字信号和离散信号
D、模拟信号和连续信号
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正确答案
B

试题解析

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