理学 国际空间数据处理大会 释 International Symposium on Spatial Data Handling; SDH 国际空间数据处理大会 国际地理联合会地理信息科学委员会发起的国际会议系列，是地理信息科学领域最早和最有代表性的国际会议之一。
网络与数据通信 协议体系与组成结构 释文 synchronous digital hierarchy, SDH 同步数字体系
- Lavi River
- Lavo
- La Voce
- Lavoisier crater
- Lavon Affair
- Lavrent
- Lavrent'ev
- Lavrent’ev
- Lavrent’ev theorem
- Lavrung language
- law
- law-abiding
- law and corporate finance
- law and economics
- law and economics of Chicago genre
- law and finance
- law and literature
- law and regulation system for management of agricultural genetically modified organisms
- Law and Social Sciences
- law and society movement
- law-based distribution principle
- law court building
- law enforcement and supervision of land resources
- Law Enforcement Intelligence Unit
- law enforcement in water administration