steel casing
短语词组
- Stainless Steel Head Casing 不锈钢套管头
- steel pile casing 钢护筒
- steel l casing 铁壳
- cast steel spiral casing 铸钢蜗壳
- steel wall casing 钢沉井
- shaft steel casing 钢井壁
- steel -hard casing 钢铁般坚硬的外壳
- steel casing buried pipe 钢套钢直埋管道
- shaft t steel casing 钢井壁 返回 steel casing