The unfolded spectra are roughly alike, but Nband lines in the spectra unfolded by TGS are too small in comparison with O band lines.
它们的回推谱形大致符合，只是透射光栅谱仪的复原谱的N带相对于O带太小。
2
We're a rock 'n' roll band.
我们是摇滚乐队。
3
This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.