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
- negative definite form
- negative definite function
- negative definite kernel
- negative definite matrix
- negative definiteness
- negative definite operator
- negative definite quadratic form
- negative deviation
- Negative Dialectics
- negative difference between purchasing and marketing prices
- negative differential conductivity
- negative differential resistance
- negative direction
- negative dispersion
- negative distribution
- negative divergence
- negative domain
- negative dromotropic action
- negative edge
- negative effect
- negative effect of organizational communication
- negative electricity
- negative electrode
- negative electrode/cathode
- negative electron