ASHUN手动换向阀部分常规型号参考:DMG-02-2B2-10 , DMG-02-2B4-10 , DMG-02-2B6-10 , DMG-02-3C2-10 , DMG-02-3C4-10 , DMG-02-3C6-10 , DMG-02-3D2-10 , DMG-02-3D4-10 , DMG-02-3D6-10 , DMG-03-2B2-10 , DMG-03-2B4-10 , DMG-03-2B6-10 , DMG-03-3C2-10 , DMG-03-3C4-10 , DMG-03-3C6-10 , DMG-03-3D2-10 , DMG-03-3D4-10 , DMG-03-3D6-10