rail
【建筑】由栓插在钢枕木上的钢轨扣件
rail fastening on steel sleepers by keys
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 fastening on steel sleepers by keys
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】;