antiquated sand
常见例句
- This series uses multiple-step and rotating point fixed method to clean away the antiquated sand and oxidation layer from the surface quickly, and make the surface bright and clean.
该系列采用多工位定点旋转抛射清理的方式将铸件表面的粘砂、氧化皮去除，使铸件重现金属本色。 返回 antiquated sand