用于链接测试设备和主机的电缆连接器的物理类型。
The physical type of the cable connector used to link the device under test and the host
国外设备用电缆及电线路需根据供货商的要求进行敷设和测试。
Cable, wire or circuit for foreign equipments shall be conformed to the requirements of suppliers in piping and measurement.
适合环回测试电缆的循环后的信号到达终端设备端口。
The fit loopback tests the cable by looping the signal back after it reaches the DTE port.
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