对差错控制编码,下列哪种说法是错误的?
选项:
A:
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<a href="javascript%3Avoid(0)">信道编码又称差错控制编码、抗干扰编码或纠错编码</a>
B:
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<a href="javascript%3Avoid(0)">信道编码是提高系统的可靠性;</a>
C:
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<a href="javascript%3Avoid(0)">信道编码是提高系统的可靠性;</a>
D:
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<a href="javascript%3Avoid(0)">信源编码是提高系统的有效性;</a>