• 1. train working graph: 列车运行图
• 2. wagon train working graph: 货物列车运行图
• 3. parallel train working graph: 平行运行图

更多释义

• 1.To make the train working graph with computer is the base of realizing the automaton of conducting train running.
  列车运行图的计算机编制，是实现铁路行车指挥自动化的基础。
  dict.yoduao.com
• 2.Train graph is the base of railway transportation management and the working plan of transportation department.
  列车运行图是铁路列车运行组织的基础，是铁路运输部门的工作计划。
  dict.yoduao.com

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