活动星系核的光学谱变化与光变时标之间是否存在某种关系？

AGN changes in the optical spectra and light changes between standard Is there some relationship?

youdao

活动星系核的光学谱变化与光变时标之间是否存在某种关系？

AGN changes in the optical spectra and light changes between standard Is there some relationship?

youdao