intermediate sub-control station

例句：

1. 1.The intermediate sub-control station is responsible for monitoring the traffic flow.
   中间子控制站负责监控交通流量。
2. 2. The engineers at the intermediate sub-control station made significant improvements to the system.
   中间子控制站的工程师们对系统进行了重大改进。
3. 3.The intermediate sub-control station was designed to improve the efficiency of the power grid.
   中间子控制站的设计目的是为了提高电力网的效率。