口腔矫形科的冠桥、卡环、腭、舌杆及铸造托牙支架等的制备过程中,均需要砂轮、砂纸片、布轮或喷砂等磨光,可统称为机械抛光。 电化学抛光是近三十年来发展起来的新技术。它比机械抛光效率高、精度高,有逐渐取 Oral orthopedic crown bridge, clasp, palate, tongue and casting support teeth during the preparation of stents, are required grinding wheel, sandpaper, cloth wheel or sandblasting and other polishing, can be collectively referred to as mechanical polishing. Electrochemical polishing is a new technology developed in the past three decades. It is more efficient than mechanical polishing, high precision, and gradually take