短語(yǔ)詞組短語(yǔ)Round Power Tube Brushes 圓形電力管刷round -tube 圓管round steel tube member 圓鋼管軸心受壓桿件round boiler tube brush 圓管刷round thread tube 大螺距圓螺紋管Round Paper Tube 圓紙筒Round -Bottom Tube 圓底試管round tube conveying belt 圓管輸送帶staggered round tube 錯(cuò)排圓管 返回 round tube