Telegraph repeater. One-way simplex, two-way simplex, or duplex operation can be specified.
电报中继器。可指定为单向单工、双向单工或双工运行。
The technique principle, operation process and application of an underground repeater for signal branch cable were introduced in this paper.
介绍信号电缆分歧型地下接续的工艺原理、操作流程及其应用。
Each antenna can be configured for simplex or duplex operation, allowing the system to also be operated as an airborne microwave repeater.
每个天线，可配置为单操作或双面，使系统也将微波营运，空降中继器。
Using programmer to on-site number input devices, in order to let them display their detailed address and operation status in the control panel or fire repeater.
通过编码器对输入设备现场编号，使其可在报警控制器或火灾显示盘上显示具体的地址及工作状态。
Using programmer to on-site number input devices, in order to let them display their detailed address and operation status in the control panel or fire repeater.
通过编码器对输入设备现场编号，使其可在报警控制器或火灾显示盘上显示具体的地址及工作状态。
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