To boost the range and power, Massachusetts Institute of Technology researchers propose introducing a short gap in a metal loop and attaching two small disks at each end.

 
  • 为了增加充电的范围和电能,美国麻省理工学院研究人员的方法是,在金属迴圈上截掉一小段,然后在缺口两端分别装上两片小圆盘。
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