人工电话交换
- manual telephone exchange
人工电话交换-
在统一的平台上，实现对多厂商、多类型无绳式人工电话交换设备的集中统一管理。
Supporting engineers to manage all switching equipment of different models or from various suppliers depending on the uniform platform .
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这一标准技术元素可追溯至1878年，来自人工电话交换系统。它似乎正在步入软盘和折叠地图的后尘。
A standard element of technology that can be traced to 1878 and the invention of the manual telephone exchange , the jack is apparently going the way of the floppy disk and the folding map .