柱子下面的底座或基石 column base

羟基磷灰石义眼座 implantation of orbital hydroxyapatites ; hydroxyapatite orbital ; hydroxyapatite

花岗石基座 granite pedestal

大理石基座 marble pedestal

石柱、基座 columns,pedestals

石基座 Foundations of Stone

碳化硅涂层石墨基座 SIC coating