We are everyday now in a blundering magnetic field, very much negativefrequency is affecting us.
我们现在每天都在一个浮躁的磁场中，很多负面频率在影响我们。
2
The FM noise and AM noise of a negativefrequency feedback (NFFB) semiconductor laser(LD)are presented.
本文用半经典理论研究了负频反馈（NFFB）半导体激光器的FM和AM噪声。
3
For rectangular window FFT interpolation algorithm, the negativefrequency components of harmonic components have a greater impact on the fundamental calculation error.