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中国研制600公里时速磁悬浮：北京到上海仅需3.5小时左右
source link: https://tech.sina.com.cn/it/2020-08-07/doc-iivhvpwx9653365.shtml
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中国研制600公里时速磁悬浮：北京到上海仅需3.5小时左右
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