The passenger train graph is the comprehensive plan and the basis of train operation organization for railway passenger transport organization.
旅客列车运行图是铁路旅客运输组织的综合性计划和行车组织基础。
The passenger train graph is the comprehensive plan and the basis of train operation organization for railway passenger transport organization.
旅客列车运行图是铁路旅客运输组织的综合性计划和行车组织基础。
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