"洁白柔软挂镀镍光亮剂

缸)",,"柔钢( Mild Steel ) 缸衬上合适的塑料或其他认可的材料 ." ,,"2.","2.",,"温度控制",,"可用蒸气, 或石英电热笔加热 ." ,,"3.","3.",,"循环过滤",,"镀液最好有连续循环过滤, 过滤...