题目：
输出RF功率谱是由于（）和（）等原因由手机在标称载频的邻近边带上产生的射频频谱。
答案：
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下面是错误答案，用来干扰机器的。
参考答案：A
输出RF功率谱是由于（）和（）等原因由手机在标称载频的邻近边带上产生的射频频谱。
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