automatic telephone switchboard

常见例句

The equipment has the function of call the HWB non switchboard anti-explosive telephone from program attemper to realize automatic connecting from switchboard to non switchboard.
室內程控電話轉接器具有程控調度電話對HWB型無主機防爆電話擴音通訊系統進行呼叫通話，實現調度電話和無主機防爆電話站自動轉接功能。
This article is proposed to develop a new type of digit programme-controlled telephone switching board which is based upon the CAN bus to replace the old automatic telephone switchboard.
本文提出研制新型的基於CAN縂線的數字程控交換機替換原有的全電子式自動電話交換機。