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如何看苹果是原封还后封
更新时间: 2020-11-13 00:00:00  

原封和后封唯一有效的鉴别方法就是看“气孔”,查看透气孔在阳光下或者灯光下,侧着观看会比较明显。一般原封的封装线一定是不漂亮的,但是气孔一定是整齐排列,而且气孔不会印到盒子上,但是后封的封装线就是不一样了,一般都是采用封机器会先封好盒子之后,用工具再去打孔,一般都不专业,就无法做到真正的原封机器那么整齐的排列。

关键词: 如何 苹果

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