A miniature magnetic sensor using a tiny cloud of atoms has successfully tracked a human heartbeat for the first time.
一种采用“微小原子云”技术的迷你磁场传感器，第一次成功地跟踪到了人类的心跳。
The human heartbeat could be used to power an ipod after scientists developed a tiny chip which uses the body's own movement to generatepower.
如果科学家们能改进一种用人体自身活动发电的微型芯片，那么将来ipod就可以靠心跳来充电了。
The interference produced by the dithering of this detecting system is called self-dithering interference relative to human life-parameter such as respiration and heartbeat.
非接触生命参数检测系统由于抖动而产生的干扰，相对于人体的生命参数信号(如呼吸、心跳)而言被称作检测系统的自抖动干扰。
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