It introduces the change methods of typical round pipe changing into triangle and multi side pipe.
介绍了典型的圆管变三角形及多边形型材的变形方法。
For the huge bulky and difficult adjustment shortcoming of traditional end and side pipe stopper, the wide applicable scope end and side pipe stopper is designed.
针对传统端、侧挡管器体积庞大、调整费时费力等缺陷,设计出一套使用范围较宽的端、侧挡管器。
The delivery pipe (1) has a double-layer pipe body (2) which has in each case a coupling collar (7, 8) at the inlet-side pipe end (5) and at the outlet-side pipe end (6).
输送管(1)具有一 个双层的管身(2),该管身在入口侧的管端(5)上并且在出口侧的管 端(6)上分别设置一个联接凸肩(7、8)。
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