But he doubts that communications links will ever be sufficiently dependable, given the " contested and congested electromagnetic environment" .

但是，考虑到“竞争激烈的、拥挤的电磁环境”，他担忧通信是否足够可靠。

The testing items mainly include track geometry, electric traction power supply, communication and signaling system, passenger and freight service system, noise, vibration, and electromagnetic environment.

检测项目主要包括轨道几何状态、电力牵引供电、通信信号系统、客货动力学、噪声振动与电磁环境等。

The probe will monitor solar storms " at least 40 hours ahead of their arrival … which is expected to facilitate early warnings of damage to the Earth's electromagnetic environment" .

该探测器将“至少提前 40 小时监测太阳风暴… … 预计这将促进对地球电磁环境受损的早期预警”。