2.2 Video 1. 11个国贸术语 简介 http://yzkc.scetop.com/gjmy/wp-content/uploads/sites/20/2021/07/2-11个国贸术语-简介-.mp4 2. FOB与CIF的差异 http://yzkc.scetop.com/gjmy/wp-content/uploads/sites/20/2021/07/FOB与CIF的差异.mp4