其次，对于采集终端和集中器间的底层通信网络，采用短距离无线通信方式组网，系统维护、故障检修和扩充都更容易。

Second, we introduced wireless network between meter nodes and relay nodes, which let maintenancing system, examining trouble, extending system be easy.

youdao

其次，对于采集终端和集中器间的底层通信网络，采用短距离无线通信方式组网，系统维护、故障检修和扩充都更容易。

Second, we introduced wireless network between meter nodes and relay nodes, which let maintenancing system, examining trouble, extending system be easy.

youdao