为此，研制成功了一种有线-无线信号中继设备，其特点是在复杂的地形、地貌区域施工时，译码器均能工作于无线状态。
To resolve this problem, a line radio signal exchanger has been developed, with which the decoder can always be operated in wireless mode. The design principle and…
为此，研制成功了一种有线-无线信号中继设备，其特点是在复杂的地形、地貌区域施工时，译码器均能工作于无线状态。
To resolve this problem, a line radio signal exchanger has been developed, with which the decoder can always be operated in wireless mode. The design p…
为此，研制成功了一种有线-无线信号中继设备，其特点是在复杂的地形、地貌区域施工时，译码器均能工作于无线状态。
To resolve this problem, a line radio signal exchanger has been developed, with which the decoder can always be operated in wireless mode. The design p…
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