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射频识别系统一般由三部分组成：电子标签(射频卡)、读取器和天线。
A typical radio frequency identification (RFID) system consists of three parts: tag, reader and antenna.
youdao
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射频识别系统一般由三部分组成：电子标签(射频卡)、读取器和天线。
A typical radio frequency identification (RFID) system consists of three parts: tag, reader and antenna.
youdao