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
- aero-engine measurement and test
- aero-engine mechanical system
- aero-engine mixer
- aero-engine mountsystem
- aero-enginemultivariable control
- aero-engine nacelle
- aero-engine noise reduction
- aero-engine noise test
- aero-engine numerical simulation
- aero-engine oil flow interruption test
- aero-engine oil system
- aero-engine operating envelope
- aero-engine overall efficiency
- aero-engine overhaul
- aero-engine overspeed test
- aero-engine overtemperature test
- aero-engine power
- aero-engine primary combustor test
- aero-engine propulsive efficiency
- aero-engine prototype
- aero-engine radar cross section test
- aero-engine reliability
- aero-engineresistance to foreign object damage
- aero-engine rotational speed measurement
- aero-engine safety