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
- soil erodibility
- soil erosion
- soil erosion agency
- soil erosion degree
- soil erosion in China
- soil erosion index
- soil erosion intensity
- soil erosion map
- soil erosion monitoring
- soil erosion prediction
- soil erosion simulation test
- soil erosion tracer measure
- soil evaporation
- soil evaporation pan
- soil exchangeable acidity
- soil exchangeable adsorption
- soil exchangeable base
- soil exchangeable cations
- soil exchangeable hydrogen
- soil exchangeable sodium
- soil exhaustion
- soil expansion
- soil ex-situ remediation
- soil extract
- soil farming system