宽窄比
又称:
W/N ratio
bar ratio
The ratio between the width of wide and narrow elements in two-width symbologies like Code 39.
相关码制
相关术语
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Code 39详解:自校验字母数字条形码
Symbology Deep Dives…from this encoding: 3 wide elements out of 9 total. The wide-to-narrow ratio is typically 2.5:1 to 3:1. The inter-character gap (space…
Codabar:血库和图书馆的传统条形码
Symbology Deep Dives…has 7 elements with either 2 or 3 wide elements. The wide-to-narrow ratio is typically 2.25:1 to 3:1. Start and Stop Characters…