tunnel power supply system

例句：

1. 1. The tunnel power supply system is crucial for maintaining the stability of the underground network.
   隧道供电系统对于维持地下网络的稳定性至关重要。
2. 2. The construction of the tunnel power supply system has been completed successfully.
   隧道供电系统的建设已经成功完成。
3. 3. The tunnel power supply system is designed to provide stable and reliable power to the underground facilities.
   隧道供电系统旨在为地下设施提供稳定可靠的电力。