释义 |
stepbystep system 步进制[系统];[步进方式,步进制] 1. A type of lineswitching system that uses stepbystep switches. 一种采用步进接线器的线路交换方法。 2. An automatic switching system in which a call is extended progressively step bystep to the desired terminal under direct control of pulses from a customer's dial or from a sender. 一种自动电话交换系统,在用户拨号盘或发送器的脉冲直接控制下,其中的通话呼叫步进地连接到所要求的终端设备上。 |