spectral evolution meaning in English

光谱展开

Frequency modulation offers an effective parameter for spectral evolution : the modulation index ( i )
能够控制声音的时变频谱要素对声音合成来说是至关重要的。
The uv - visible spectral evolution with particle radium was explained by exciton - coupling theory , it suggested that the change of crystal polymorphs was induced by nanofication - treatment . photoinduced discharge experiments showed a trend that the higher photosensitivity was corresponding to the smaller particle radium ( eg
利用激子偶合理论成功地解释了纳米化对酞菁氧钛的uv - vis吸收光谱的影响，证明纳米化改变了酞菁氧钛的晶型。