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螺旋缝焊接 meaning in English

welding of spiral seam/welding of helical seam

Related Words

  1. 焊接
  2. 螺旋风口式化铁炉
  3. 螺旋缝
  4. 螺旋缝焊接钢管
  5. 螺旋缝焊接管
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