This capability is critical in an urban environment or on rugged terrain where there are barriers to ground communication.
这种能力在有沟通障碍的城市环境或崎岖地形中至关重要。
When it is on the ground it can also be connected to a ground communication network which can be quickly disconnected.
位于地面时，它也能与地面通信网接通，还能迅速断开。
The article introduces the main functions and technical indexes of train-to-ground communication system in track loops.
本文介绍了一种轨间环线车地通信系统的主要功能和技术指标。
Under the present economic and technological condition, we can only use ground communication system to transmit signals.
在目前经济和技术条件下，只能选择地面通信系统传输信号。
When it is on the ground, it can also be connected to a ground communication network, which can be quickly disconnected.
位于地面时，它也能与地面通信网接通，还能迅速断开。
This system can not only be used for the train-ground communication, but also be used for train locating and speed measuring.
论证了该系统既可以实现列车的车地通信功能又能实现列车的测速定位功能。
This system can not only be used for the train-ground communication, but also be used for train locating and speed measuring.
论证了该系统既可以实现列车的车地通信功能又能实现列车的测速定位功能。
应用推荐