I use vibratory tumblers with different grades of media for sanding and polishing the parts before anodizing them. This allows a large quantity of parts to be done easily.

• 我用不同媒介振动翻滚（电动振动式抛光机）的方法磨表面，之后在阳极化前抛光，这个使加工大量的零件变得容易。