pole mast
短语词组
- double pole mast 雙杆輕便井架;雙腿架;雙杆桅
- pole -type mast 杆式井架
- single pole mast 單杆架
- pole derrick derrick mast 起重扒杆
- gin pole mast 桅杆
- shore mast pole 岸上信號旗杆
- High mast pole 高杆燈
- Diameter of the mast pole 抱杆尺寸
- lighting mast lighting pole 路燈柱 返回 pole mast