hollow steel
短语词组
- Hollow Square Steel 空心方鋼
- hollow drill steel bar 中空鑽杆鋼筋
- Square hollow section steel 方琯鋼
- hollow selvedge steel roller 空心鋼輥
- hollow drilling steel 中空鋼
- hollow drill steel 中空鋼
- Hollow shaped steel door 空腹鋼門
- hollow section steel fencing 測孔千分尺
- hollow selvedge steel rim 空心輪輞 返回 hollow steel