磁盘的引区读写工具，可以去毒哦！也就是杀毒吗？-disk primers district literacy tools, can go to drugs! Is toxicity?

硬盘从生产到使用要经过“低级格式化”——》分区——》高级格式化三个步骤。-Hard to go through from production to use " low-level format" - " partition-" three-step high-level format.