Urbanyik乌尔鲍尼克urbanadj.城市的；都市的urban and rural development城乡发展urban road design criterion城市道路设计规范urban land utilization mode土地利用模式urban national relationship城市民族关系urban buried pipe-network地下管网urban green space landscape城市绿地景观urban rail transit planning城市轨道交通规划urban and rural dual system城乡二元体制urban disaster-prevention城市防灾urbanization of rural areas农村城镇化