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题目内容
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目前较常用的QR Code, PDF417, Code One, Code 49, Code 16K等,是属于
A.一维条码
B.二维条码
C.物流条码
D.商品条码
参考答案和解析
二维条码
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单选题下列属于矩阵式二维条码的是()。A
Code49B
PDF417C
Code 16KD
QR Code
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