inverse-frequency spectrum是什么意思

用法例句

A formula for the spectrum inversion form a Zoom-FFT spectrum under onto the practical spectrum from which the former is imaged is established and proved.

提出并证明了Rms为任意值的Zoom-FFT频谱反演回实际频谱的理论公式和修正公式。

This paper presents several schemes used for spectrum mobility,comparing the pros and cons of them.

而准确快速的频谱转换技术是其实现的关键。