电路交叉连接 CCC-Circuit Cross Connect ; ccc
电路交换连接类型 circuit-switched connection type ; CSCT ; Switched Connection Type
交接电路 cross connecting circuit
间接交流变流电路 Indirect AC-AC Converter
快连接电路交换 fast connect circuit switching
电路交换型连接 circuit switched connection
电路交换连接 circuit-switched connection
电路交换数据连接 Circuit-Switched Data link
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