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Terms for subject Oil / petroleum containing 环缝 | all forms | in specified order only
ChineseEnglish
开缝环形板牙adjustable split die
无缝吊环weldless link
无缝环圈endless
环向焊缝circumferential weld
环向焊缝girth weld
环状裂缝ring fissure
环缝girth
环缝焊接circular seam welding