Line abundances for solar stars

We present the abundance measurements of several elements (Fe, Ca, Na, Ni, Ti, Al, Cr, Si) for 20 solar-type stars belonging to four Galactic open clusters: NGC 3680, IC 4651,...本文给出了隶属于四个银河疏散星团（NGC 3680、IC 4651等）的20颗类太阳恒星的Fe、Ca、Na、Ni、Ti、Al、Cr、Si元素丰度测量值。