有一些二维和三维的条形码读取器。
There are two-dimensional and three-dimensional barcode readers available.
读取器协议和读取器：对于追踪和跟踪解决方案，读取器通过读取 20 个条形码或 Radio Frequency Identification (RFID) 标签或相似的东西，创建原始数据。
Reader protocols and readers: For a track-and-trace solution, readers create the raw data by reading 2D barcodes or Radio Frequency Identification (RFID) tags or similar.
这可以包括从机器视觉检查，RFID技术，条形码和2d读取器的数据采集。
This can include data collected from machine vision inspections, RFID, barcode and 2d readers.
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