交换电路 meaning in Chinese

switched circuit
switching circuit
switching, circuit

Information technology - galvanic isolation of balanced interchange circuits
信息技术.平衡交换电路用电镀绝缘
Switching circuit group congestion
交换电路群拥塞
Dte information technology - telecommunications and information exchange between systems - dte dce interface back - up control operation using itu - t recommendation v . 24 interchange circuits
信息技术.系统间电信和信息交换.采用itu - t推荐标准v . 24交换电路的数据终端设备