折叠路拱(又称减速路拱、减速带、减速坡)1)规格:250X350X50MM 500X370X50MM 400X400X65MM 500X430X50MM2)材料:橡胶3)用途:减缓车辆行驶速度，车轮阻挡器厂家，警示司机此路段应小心折叠路拱(又称减速路拱、减速带、减速坡)1)规格:250X350X50MM 500X370X50MM 400X400X65MM 500X430X
