RFID射频识别是一种非接触式的自动识别技术，它通过射频信号自动识别目标对象并获取相关数据，识别工作无须人工干预，可工作于各种恶劣环境。RFID技术可识别高速运动物体并可同时识别多个标签， 操作快捷方便。-Radio Frequency Identification RFID is a non-contact automatic identification technology, which RF signal automatic target recognition and access to relevant data, identification of work without human intervention, can work in a variety of harsh environments. Identification RFID technology can speed moving objects can also recognize multiple tags, the operation quickly and conveniently