pipe line steel
短語詞組
- pipe -line steel 管線鋼
- x 65 pipe -line steel x管線鋼
- L360 Pipe Line Steel L360 管線鋼
- Pipe Line Steel 39Mn2V 石油管線鋼39Mn2V
- x 65 pipe line steel x 管線鋼
- pipe line steel mn v 石油管線鋼39mn2v
- pipe line steel x 70 x 管線鋼
- Line pipe steel quality 線用鋼品質(zhì) 返回 pipe line steel