JHKLM photometry and light curves of V Cyg

Asymptotic giant branch (AGB) stars are the primary source of dust and complex molecules in the interstellar medium. The determination of outflow parameters is often hindered by...渐近巨星分支（Asymptotic Giant Branch, AGB）恒星是星际介质中尘埃与复杂分子的主要来源。外流参数的测定常受到……的阻碍。