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较大直径管的较小直径由推弯曲成形技术

18-12-15  点击:292 次|文章发布日期: 2017-12-15 05:21:22

  主要用于在放置在高压管法兰高压法兰管相邻的一个严重样式的结构,即使在管之间的主邻接的,并发挥显著价格浸。

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