近年来,随着农村经济的发展,生活水平的提高,医疗条件的改善,特别是农村每年有几千万劳动人口流向城市,农村人口老龄化的进程已明显快于城市。专家预测,2010年我国将进入老年社会,2020～2030年将进入老龄化高峰。在人口老龄化高峰到来二三十年之前,如果不未雨绸缪,普遍建 In recent years, along with the development of rural economy, the improvement of living standard and the improvement of medical conditions, especially the tens of millions of working people in rural areas each year flow to cities, the process of rural population aging is obviously faster than that of cities. Experts predict that in 2010 China will enter the elderly society, 2020-2030 will enter the peak of aging. Twenty or thirty years before the peak of the population aging, it is generally established if it does not take precautions