备用机械的英文

• stand-by machinery

• 备用:    reserve; spare; alternate; b ...
• 机械:    machine; mechanism weapon
• 备用机械设备:    standby machinery
• 备用机械系统:    mechanical backup
• 备用机:    guard machine; guest machine; reserve machine; spare machine

例句与用法

1. Abstract : the technological requirements for mechanical back - up braking system and wheel - disk braking system applied on the magnetic levitation vehicles are described . the development and testing for the wheel - disk braking system are expounded
   文摘:介绍了磁浮车辆上采用的备用机械制动系统和轮盘制动系统的技术要求，着重阐述了轮盘制动系统的研制及试验。