程控交换机 chéngkòngjiāohuànjī electronic switching system Definitions Defs Origin Strokes Stroke Words Sentences Sents 程控 chéngkòng program-controlled (bound form) program-controlled; under automatic control according to a preset program; used as an abbreviation for 程序控制 chéngxùkòngzhì or 程式控制 chéngshìkòngzhì交换机 交換機 jiāohuànjī switch A network device that connects multiple computers or network segments together within a local area network (LAN)
