网络与数据通信 协议体系与组成结构 释文 character-oriented protocol 面向字符的协议
- Xuanmen Wan
- Xuanmiao Guan
- Xuanmiao Temple
- Xuanming calendar
- Xuannan Painting Club
- Xuan Niao
- Xuan paper
- xuan paper
- Xuanquan Postal Station of Han Dynasty
- Xuanquan set ancient paper
- Xuanqun
- Xu Anren
- Xuanshan Dao
- xuanshu
- xuanwei coal measures
- Xuanwei Formation
- Xuanwei Shi
- Xuanwu Gate
- Xuanwu Lake Park in Nanjing
- Xuanwumen Incident
- Xuanwu Qu
- Xuanwu Temple Blue Stone Hall
- Xuanwu town
- Xuan Xiangquan
- xuanyan poem