【判断题】【消耗次数：1】
调制技术是将模拟信号转换成数字信号。
①
正确
②
错误
参考答案：
复制
纠错
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able of doing
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capable of doing
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capable to do
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no less
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not less
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will be
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in spite
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cite
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【单选题】
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in time
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