... 胀管度 expanding grade 胀管机 pipe expanding machine 胀管器 casing roller; casing swage ...
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Steel Pipe Expanding Machine 钢管扩径机
Plastic Pipe Expanding Machine 塑料管材扩口机
Total Power of Pipe-Expanding Machine 扩孔机用电总功率
Thermal expansion Pipe adopted by two-step pipe mill set for expansion cone-type mold Expanding skills numerals medium-frequency induction heating skills skills in a hydraulic machine.
热扩钢管采纳的二步促进式扩管机集锥模扩径技能，数目字中频感应加热技能，液压技能于一机。
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