RFID是Radio Frequency Identification的缩写，即射频识别。常称为感应式电子晶片或近接卡、感应卡、非接触卡、电子标签、电子条码，等等。 -RFID is the acronym for Radio Frequency Identification, or RFID. Often referred to as electronic chips or inductive proximity cards, proximity cards, contactless cards, electronic tags, electronic bar codes, and so on.