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| RFID (A technology that uses radio frequencies to identify products. An RFID-capable product has an RFID tag that can transmit information, such as serial number, to an RF reader, which converts the information into digital data that can be sent to a computer) | |||
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RFID : 10 短语, 2 学科 |
| 微软 | 9 |
| 通讯 | 1 |