你好，
看上去你是在安装win10的时候出错了。win10现在还是技术预览版，你可以通过win10里面的feedback工具反馈情况。如果无法进入系统的话，你可以去answer论坛那来反馈问题。http://answers.microsoft.com/zh-hans
感谢你参与测试。
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