UV spectra of old novae

We present an overview of the UV spectral properties of old novae as a class. The data and results of this paper, together with data from the outburst phases, will be utilized...本研究对作为一类天体的旧新星的紫外（Ultraviolet，UV）光谱特性进行了综述。本文的相关数据与研究结果，结合爆发阶段的观测数据，将被用于……