奈奎斯特采样定理指出,采样频率不低于声音信号的 ( ) ,就能够由采样信号还原成原来的声音。 -题库考试答案搜索网

奈奎斯特采样定理指出,采样频率不低于声音信号的 ( ) ,就能够由采样信号还原成原来的声音。

单选题

2021-07-17 22:48

A、频率的2倍
B、最高频率
C、最高频率的4倍
D、最高频率的2倍

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正确答案

D

试题解析

标签：高速铁路客运乘务建筑学专升本计算机应用期末考试 2020级第一学期期末考试计算机网络技术高起专计算机应用基础期末补考计算机基础2 广西培贤国际职业学院2020—2021学年秋季学期2019级第二学期期末考试

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