城市体系空间分布特征是从事区域规划、城市规划的基础。
Spatial distributive characteristics of urban system is the basis of regional planning and urban planning.
目的研究我国应征男青年视力低下检出率的空间分布特征。
Objective To explore the spatial distribution of poor eyesight in Chinese recruited male youth.
目的研究中国各地区农村和城镇人均卫生消费的空间分布特征。
Objective To study the spatial distribution of per capita health expenditure in urban and rural areas of China.
应用推荐