时间：2016-06-28 14:51:46人气：12196来源： 迪拜新闻网
Students in Henan University of Technology sign in before class via a device that can recognize their faces. [Photo: chinanews.com]
Employers and teachers often regard keeping track of your attendance as top priority. There"s plenty of ways to keep a watchful eye on when you"ve stepped into the office or classroom such as asking you to scan a QR code or taking a selfie. Is it a good idea? |
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