bar code character [自] 条码字符 ; 条形码字符
bar code character set [自] 条码字符集 ; 条形码字符集 ; 条码字元集
bar code data character [自] 条码数据符 ; 条形码数据符
bar code check character [自] 条码校验符
bar code datd character 条码数据符 ; 上海条码数据符
Sorting technologies in postal services, including optical character recognition (OCR), video complement and address check via bar code have reached the world's top level.
邮政光学字符识别（OCR）、视频补码、码址校验等分拣技术处于世界领先水平。
Line, circle, tilted character, external character preparation, mirrored character function, bar-code printing, and other functions.
线，圆，倾斜特征，外部特征编制，镜像特征函数，条码印刷等其他功能。
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