理学 系统兼容性 释 downward compatibility 向下兼容 为旧版本软硬件环境所创建的程序能够在新版本软硬件环境中运行，或者旧版本程序产生的数据和文档能够被新版本程序使用。又称向后兼容（backward compatibility）、回溯兼容。
软件工程 释文 downward compatibility 向下兼容
- landing site system
- Landini cadence
- land/inland water ecotone
- land institutional pyramid
- land intensive industry
- land investigation
- Landis
- land-launched supporting system
- land law
- land law and regulation
- Land law of Xingguo Soviet government (Lithography)
- land layout
- land lease
- land leasing
- land legislation in the period of the Jacobin’s dictator
- land leveler
- land leveling
- land leveling project
- land limitability
- land location
- landlocked state
- landlord
- Landlord Port
- land marginal revenue
- land mark