Line intensities of SDSS HII regions

Spectra of high-metallicity [12+log(O/H)>~8.2] HII regions, where oxygen auroral lines are measurable in both the O^+^ and O^++^ zones, have been extracted from the Data...高金属丰度[12+log(O/H)>~8.2]的电离氢区（HII regions）光谱已从数据集中提取得到，这类电离氢区的O⁺与O²⁺电离区中均可观测到氧极光谱线。