数据通讯线路可以以两种配制方式连接：点到点和多点线路连接。
Data communication lines can be formulated in two ways to connect: point to point and multi-point line connection.
点到点线路直接连接发送和接收设备，而多点线路连接多个设备，而不仅仅是一个发送方设备和一个接收方设备。
A point-to-point line directly connects the sending and the receiving devices, and a multidrop line connects many devices, not just one sending device and one receiving device.
点到点线路直接连接发送和接收设备，而多点线路连接多个设备，而不仅仅是一个发送方设备和一个接收方设备。
Point to point lines connected directly to send and receive equipment, while the multi-point lines to connect multiple devices, rather than a sender device and a receiver device.
点到点线路直接连接发送和接收设备，而多点线路连接多个设备，而不仅仅是一个发送方设备和一个接收方设备。
Point to point lines connected directly to send and receive equipment, while the multi-point lines to connect multiple devices, rather than a sender device and a receiver device.
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