turnover frequency meaning in Chinese

反转频率
分频频率
交叉频率
奈奎斯特频率
转折频率

In the end , the main content of this dissertation is addressed . in chapter 2 , based on the analysis of present vibrator ' s principle and structure , two kinds of transfer functions and frequency response curves of the vibrator , driven by voltage feedback power amplifier and current feedback amplifier , are given separately . and turnover frequencies between different frequency rangs are also given
第二章分析了标准振动台的工作原理和结构，在此基础上，建立了标准振动台的机械和电气方程，给出了恒压源和恒流源功放激励下的振动台传递函数及幅频、相频特性曲线，列出了不同频段间的转折频率。