铅笔用了很多年了,没想到铅笔竟然是这样生产出来的,确实又涨知识了
RE: Visiting A Pencil Manufacturing Factory / 参观铅笔工厂
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Visiting A Pencil Manufacturing Factory / 参观铅笔工厂
Visiting A Pencil Manufacturing Factory / 参观铅笔工厂
铅笔用了很多年了,没想到铅笔竟然是这样生产出来的,确实又涨知识了
我也是第一次见到,呵呵。
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