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 软件工程 释文 downward compatibility 向下兼容
- tuned plate tuned grid circuit
- tuned radio frequency
- tuned radio-frequency amplifier
- tune-in
- tuner
- tuner model
- tunes and genres of Chinese opera
- tune sung in a clapper style
- tune systems of folk music and dance
- tune systems of folk speaking and singing art
- tune-up
- tungar
- Tungeli Desert
- Tunggur fauna
- Tunggurian Stage
- Tung Hing Photographer and Painter
- Tung-li Yuan
- Tungnan Daily News
- tung oil
- Tung Oil Loan Agreement
- Tung Oil Project(Export-Import Loan)
- tung oil tree
- Tungpo Style
- Tungsheng Sheng
- Tung-shing Yee