参考：
官网 https://www.seagullscientific.com/label-software/barcode-label-design-and-printing
文章
http://www.2cto.com/kf/201601/486279.html
http://www.cnblogs.com/zishen/p/5896341.html
http://blog.csdn.net/hw1233456/article/details/25303303
http://www.cnblogs.com/HalloWorld/p/5685616.html
https://q.cnblogs.com/q/37785/
下下
http://www.cnblogs.com/zhongxinWang/archive/2013/08/22/3275154.html
