upc码(商品条码),code39码(可表示数字和字母,在管理领域应用最广)
什么是upc码
upc码(universal product code),即产品通用代码.
code 128,code 39,code 93, code i2of5, ean-13,ean-8, postnet,upc
一维条形码:code128,code39,upc,ean码codabar,交叉25码二维条形码
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