Identification of space object is to determine the type and attribute of space object.

空间目标识别就是对外层空间运行的目标进行类型或属性辨认。

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RFID systems achieve auto-identification and data-gathering of the object to be identified by utilizing space coupling of radio frequency signal to conduct two-way transmission of signals.

RFID系统利用射频信号通过空间耦合进行双向信息传输，实现对待识别物体的自动识别和数据采集。

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