lifting beam
短语词组
- lifting of beam 提運梁
- lifting g beam 天平
- vessel head lifting beam 壓力容器封頭提陞梁
- adjustable lifting beam 可調起重梁
- lifting beam with hooks 吊鉤橫梁
- lifting beam feeding 提陞喂梁
- magnetic lifting beam 電磁吸吊裝置
- battery lifting beam 蓄電池提陞梁
- balance lifting beam 天平 返回 lifting beam