轨

• Railway fixed equipment . " tramway " points and crossing
  铁路固定装置. "有轨电车"道岔
• General technical specification for rail cutting machine
  切轨机通用技术条件
• Current collector for contact rail ; main dimensions
  接触轨的集电器.主要尺寸
• Kd5 standard gauge jnr 9600 class in hainan island
  中国海南岛的标准轨9600型蒸汽机车
• Streetcars rumble down tokyo ' s arakawa tramline
  有轨电车隆隆通过东京荒川区的轨道。
• Standard for rail transit vehicle event recorder
  有轨过境车辆事件记录器标准
• Specification for light rails and fishplates for use at mines
  矿用轻型轨和鱼尾板规范