ctc territory造句

• Switchlocks are used to exit mainline CTC territory for sidings, such as CBH yard terminals on the Standard Gauge.
• The system consists of a centralized train dispatcher's office that controls railroad interlockings and traffic flows in portions of the rail system designated as CTC territory.
• Signals in CTC territory are one of two types : an "'absolute signal "', which is directly controlled by the train dispatcher and helps design the limits of a control point, or an "'intermediate signal "', which is automatically controlled by the conditions of the track in that signal's block and by the condition of the following signal.