rural old农村高龄老人ruraladj.农村的，乡村的，田园的Rural reproductive women农村育龄妇女rural finance revolution农村金融改革Rural Credit Union Funds农村资金互助社rural poverty population农村贫困人口Rural Economic Structure农村经济结构Rural construction sites农村建设用地Rural living environment人居环境rural housing investment农村住宅投资rural circulation system农村流通体制rural and urban children农村与城区儿童