rail
【建筑】钢轨接头、铁路的安装【建筑】钢轨接头，铁路的结构
rail joint, construction of railways
暂无补充释义。
相关词条
rail
flat-bottom rail
rail chair, tie-plate (sole-plate, base- plate)
rail
ring rail
crane rail
waist rail【交】;wale【建】;
rail joint, construction of railways
暂无补充释义。
rail
rail
flat-bottom rail
rail chair, tie-plate (sole-plate, base- plate)
rail
ring rail
crane rail
waist rail【交】;wale【建】;