Simple Browser : Welcome guest : log in		 [  Home |  Graph |  ]  KB:  Language:   

Formal Language: 



KB Term: 

  Railway

 Sigma KEE - Railway

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
铁路
Railway is the subclass of LandTransitways that have rails along which Trains may travel. A railway consists of the rail bed, sleepers, tracks, electric rails, switches, sensors, lights, crossing grades, and any other integral machinery or parts of a section of railway.
Relationships      
Parents 陆地过境通道 LandTransitway is the subclass of Transitway that represents areas intended for motion over the ground.
  固定人工制品 A StationaryArtifact is an Artifact that has a fixed spatial location. Most instances of this Class are architectural works, e.g. the Eiffel Tower, the Great Pyramids, office towers, single-family houses, etc.
Children 宽轨铁路
 DualGaugeRailway
 电气化铁路ElectrifiedRailway is the subclass of Railway representing electrified railways.
 多轨铁路MultipleTrackRailway is the subclass of Railway whose instances consists of two or more sets of tracks running in parallel, allowing motion in both directions along a route without the need for sidings and delays.
 窄轨铁路
 铁路枢纽RailJunction is the subclass of TransitwayJunctions where two or more Railway lines come together.
 标准轨距铁路


Show full definition (without tree view)
Show full definition (with tree view)

Show without tree


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners