释义 |
welded steel pipe 基本例句 焊接钢管 The diameter control is one of the important quality index for spiral welded steel pipes.螺旋焊接钢管的直径控制是螺旋焊管生产的重要质量指标之一。 As one of the most advanced ERW pipe forming, cage roll-forming has been widely used in pipe production.摘要作为高频感应焊接钢管的一种先进高效的成形方式,排辊成形已经被广泛地应用于钢管生产中。 |