crossbar telephone switching system

例句：

1. 1. This new crossbar telephone switching system has greatly improved the efficiency of our office operations.
   这个新的交叉条电话交换机系统大大提高了我们办公室的工作效率。
2. 2.The engineers were able to quickly troubleshoot and fix the crossbar telephone switching system after a power outage.
   在一次电力中断后，工程师们能够迅速诊断并修复交叉条电话交换机系统。
3. 3.The company's decision to invest in this crossbar telephone switching system was based on its potential to enhance customer service and reduce downtime.
   公司决定投资这一交叉条电话交换机系统是基于其提高客户服务和减少停机时间的潜在能力。