1.  butt welding
2.  butt weld
3.  longitudinal welding

• 1. 对焊: Butt Welding | welding neck | welded butt joint | butt resistance welding
• 2. 对焊连接阀: Buttwelding valves | Butt welding valves
• 3. 对焊端: butt welded end | Beveled end | Face to Face | BUTT WELD

更多释义

• 1.管采用热熔对焊连接或电熔套管连接。
  HDPE pipe to connect the use of hot-melt or fused welded casing connection.
  dict.yoduao.com
• 2.美国继续征收碳钢对焊管件反倾销税。
  US keeps duties on China's pipe fittings .
  dict.yoduao.com
• 3.焊接包括对焊和承接焊。
  Weld including B-weld and socket weld.
  dict.yoduao.com

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