我的学生证里面有这个磁条。但是到火车站不可以用，说什么没注册…什么情况啊，我迷糊了，这个磁条不是已_百度知道今天洗衣服不小心把学生证在水里泡了10分钟，磁条还能买火车票吗？_百度知道The page is temporarily unavailable
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/etc/nginx/nginx.conf.火车优惠票贴在学生证上的时候，把外面连在磁条上的纸揭了，还能不能用了？_百度知道学生证上买火车票的磁条一个假期能用几次_百度知道}