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如果你曾经想知道在一个辗转反侧的晚上,你究竟睡着了多长时间,一款新的家用睡眠质量监测设备可以为你提供答案。使用者在睡觉的时候需要戴一个头箍,头箍上装有负责监控大脑内电流活动情况的传感器。医生使用类似从脑电图里获取的数据来
If you’ve ever wondered how long you’ve been asleep on a tossing night, a new home-sleep quality monitoring device can give you the answer. The user needs to wear a headband when sleeping, and the headband is equipped with a sensor that monitors the current in the brain. Doctors use data similar to those obtained from electroencephalography