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单词
radio frequency identification,RFID
释义
radio frequency identification,RFID
Encyclopedia
工学
无线射频识别
释
radio frequency identification,RFID
无线射频识别
利用射频信号通过空间耦合(交变磁场或电磁场)实现无接触信息传递并通过所传递的信息达到自动识别目的的技术。
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Johnson triangle circumcircle
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