程控滴定法 programmed titration method; 程控电话 programme-controlled telephone; 程控电话交换机 stored program controlled electronic telephone switching system; ..
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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于CAN总线的数字程控交换机替换原有的全电子式自动电话交换机。
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