parallel redundant system

例句：

1. 1. The parallel redundant system in the software is a critical issue that needs to be addressed.
   软件中的并行冗余系统是一个需要解决的关键问题。
2. 2.The redundant system in the data center can be optimized to improve performance.
   数据中心中的冗余系统可以通过优化来提高性能。
3. 3.The parallel redundant system in the communication network can provide high availability and reliability.
   通信网络中的并行冗余系统可以提供高可用性和可靠性。