短語詞組

短語

• overhead d welding 仰焊
• overhead fillet welding 仰角焊
• overhead positions welding 仰焊仰焊
• overhead position welding 仰焊;氧焊;仰臉焊
• horizontal overhead position welding 仰角焊
• overhead welding seam 仰焊縫
• overhead position of welding 仰焊位置
• welding in overhead position 仰焊
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