条形码打印原码开发,适用于工厂打印标签,自己开发的,能够打印-Bar code print source code development, applicable to the factory to print labels, their own development, capable of printing

编译出EAN13码 生成EAN13码 满足直接打印的要求-Compile the requirements of the EAN13 code to generate EAN13 code to meet the direct print