唐高祖 獻陵 陪陵功臣 配饗功臣 封建制度 Emperor gaozu of the Tang Xianling The imperial grace of Emperor Gaozu of the Tang Peiling gongchen Meritorious officials buried at the imperial grave Peixiang gongchen Deceased meritorious officials who were honored with the privilege to accompany the deceased emperor at the imperial hall for grand entertainment ceremonies Feudal system