automatic switching network造句

例句与造句

1. Ringing and tone for telephone automatic switching network
   电话自动交换网铃流和信号音
2. Subscriber line signaling system for telephone automatic switching network
   电话自动交换网用户信号方式
3. Multi frequency register signaling system for telephone automatic switching network
   电话自动交换网多频记发器信号方式
4. Interoffice junction digital line signalling system for telephone automatic switching network
   电话自动交换网局间中继数字型线路信号方式
5. Inband pulsing single frequency line signaling system for telephone automatic switching network
   电话自动交换网带内单频脉冲线路信号方式
6. It's difficult to find automatic switching network in a sentence. 用automatic switching network造句挺难的
7. The test methods for the technical specifications of multi - frequency register signaling for telephone automatic switching network
   电话自动交换网多频记发器信号技术指标测试方法