assbling trade 来料装置商业

test assbling 预拼装

assbling shop 装配车间

assbling robot 装配机扑

assbling tool 装配工具

assbling machine 安装机

assbling clearance 装配间隙

cantilevered assbling constrution 悬臂拼装法

spectacle assbling & adjusting tools 眼睛儿加工