您要查找的是不是：
- 双CPU冗余 double CPU for redundant
- 冗余 redundancy
- 冗余的 superfluous
- CPU冗余 CPU redundancy
- CPU central processing unit(CPU)
- 双CPU double CPU
- 数据冗余 data redundancy
- CPU卡 CPU card
- 冗余构件 redundant member
- CPU板 CPU board
- 保护冗余 protective redundancy
- 多CPU multi-CPU
- 备份冗余 standby redundancy
- CPU） CPLD
- 备用冗余 standby redundancy
- CPU核 CPU core
- 备用替换冗余 standby replacement redundancy
- 无线CPU wireless CPU
- 被动冗余 passive redundancy
- CPU主频 CPU frequency
