Why there is holes on the surface of the japanese coins??
回答 (1)
2007-11-10 7:24 pm
✔ 最佳答案
The design is to facilitate those blinds to differeniate the value of coins. Other product with similar function just like the MTR ticket with a hole on the top left hand side to facilitate the blinds to know the correct position to insert the ticket.
Hope the above information can help.
收錄日期: 2021-04-25 20:20:16
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071109000051KK03938