无线射频辨认标签主要用于辨别物体，不管是家禽身上还是墓碑上，这类标签随处可见，还有其他种种传感器也存正在于全球各地。
RFID tags, which have been used to identify everything from cattle to tombstones, will not be the only type of sensor crowding the planet.
无线射频辨认标签主要用于辨别物体，不管是家禽身上还是墓碑上，这类标签随处可见，还有其他种种传感器也存正在于全球各地。
RFID tags, which have been used to identify everything from cattle to tombstones, will not be the only type of sensor crowding the planet.
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