1.
https://www.cnblogs.com/alimayun/p/10982650.html
2.
https://www.jianshu.com/p/c9d30c8f856f
http://dubbo.apache.org/zh-cn/docs/user/references/xml/dubbo-reference.html
dubbo系列学习好文章
原文：https://www.cnblogs.com/lvgg/p/11627849.html
