n.line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight
同义词：railwayrailroadrailroad linerailway line
Railway system
Is the Suburban Railway System a Fractal?
The European freight railway system as a hub-and-spoke network
Rolling contact fatigue on the British railway system: treatment
Study on hybrid power filter used in electrified railway system
Interoperability of the trans-European high-speed railway system
A methodology for generation of optimal schedules for an underground railway system
Integration of DEA and AHP with computer simulation for railway system improvement and optimization.
Voltage form factor control and reactive power compensation in a 25-kV electrified railway system using a shunt active filter based ...
Voltage form factor control and reactive power compensation in a 25 kV electrified railway system using a shunt active filter based ...
