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一、2 1世纪是人口老龄化的世纪。按照国际通常标准 ,一个国家 60岁以上人口占总人口的比例达到或超过 10 % ,即为人口结构老龄化。 1984年 ,几乎所有发达国家的人口结构都进入老年型。 1995年 ,世界上进入人口结构老年型的国家和地区达到 66个。在我国 ,随着社会经济发展、科?
First, the 21st century is the century of aging population. According to the international standard, the proportion of the population over the age of 60 in a country accounting for 10% or more of the total population is the aging population structure. In 1984, the demographic structure of almost all developed countries entered the old age category. In 1995, there were 66 countries and regions in the world that entered the population-aged structure. In our country, with the social and economic development, Section?