Greater availability of health care in cities than in rural areas has led to lower death rates in cities . 在城市比起在农村能够获得更多的医疗保健，这就使得城市的死亡率较低。
In this country there is about a twofold difference in mortality for areas of high atmospheric pollution compared with the smoke-free rural areas . 在这个国家，大气高度污染的地区与没有烟尘的乡村比，死亡大约有两倍的差异。
In europe of the seventeenth and eighteenth centuries, rural areas were regarded as population springs and the cities as population sinks . 在十七，十八世纪的欧洲，农村地区被认为是人口的源泉，而城市则被看成是人口的渗水坑。
Hygienic standard for water consumption in rural areas 农村生活饮用水量卫生标准
On establishing the system of rural area social security 论农村社会保障体系建设
Problems and solutions on tax reform in rural area 农村牧区税费改革的问题及对策
India ' s supply system of public goods in rural areas 印度农村公共品供给体制研究
Quality surveillance of drinking water in rural areas 农村生活饮用水水源水质监测
