spire welded pipe的用法和樣例：
例句
- The diameter control is one of the important quality index for spiral welded steel pipes.
螺旋焊接鋼管的直徑控制是螺旋焊管生產(chǎn)的重要質(zhì)量指標之一。 - A study concerning the feasibility of equipment for producing the inner ribbed spiral tubes with the existing pipe welding line is given.
分析了在現有焊管機組上生產(chǎn)內凸筋螺旋焊管的設備可行性。
