计算机硬件 输入输出设备 释文 card puncher 卡片穿孔机
- urban area in the Yangtze River Delta
- urban areas in arid land
- urban artificial communities
- urban basic function
- urban biotope restoration
- urban block
- urban blue line
- urban boundary layer numerical modeling
- urban bus/trolleybus system
- urban center system
- urban centralism
- urban cluster
- urban cluster economy
- Urban Cluster Planning in the Middle Reaches of The Yangtze River
- urban communication system
- urban community
- urban community health service
- urban competitiveness
- urban comprehensive carrying capacity
- urban comprehensive competitiveness
- urban comprehensive disaster mitigation
- urban comprehensive passenger transport hub
- urban comprehensive transport system planning
- urban concentrated construction area
- urban conservation