file:费恩曼物理学讲义 新千年版 = The Feynman lectures on physics 第3卷 Volume III.Fei en man wu li xue jiang yi Xin qian nian ban = The Feynman lectures on physics Di 3 juan Volume III. by R. P. Feynman费恩曼 .pdf
file:费恩曼物理学讲义 新千年版 Fei’enman wu li xue jiang yi xin qian nian ban by Feynman, Richard Phillips Leighton, Robert B. Sands, Matthew Linzee Zheng, Yongling .pdf