工学 航空电子系统确认及验证 释 line replaceable unit; LRU 外场可更换单元 从结构、功能或电气上，把飞行器零部件、系统或设备划分成若干在外场级维修中可以拆卸或更换的独立单元。
计算机体系结构 存储系统 释文 least recently used, LRU 最近最少使用
- Yongming style
- Yongnian city
- Yongnian Qu
- Yongningbu
- Yongning horse
- Yongning Qu
- Yongning Temple
- Yongningwang Residence of Ming Dynasty
- Yongning Xian
- Yong Opera Troupe of Nanning City
- Yongping Xian
- Yongqiao Qu
- Yongqing Xian
- yongquan
- Yong-Quan Subgrouping of Xiang Dialect
- Yongren Xian
- Yong Rubu
- Yongshan Xian
- Yongsheng Picture Enterprise Co., Ltd.
- Yongsheng Xian
- Yongshou Xian
- Yongshu Dao
- Yongshu Jiao
- Yongshunhe Jin Opera Troupe
- Yongshun Laosicheng Yizhi