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关注：1
2013-05-23 12:21
求翻译：人口老龄化是指总人口中因年轻人口数量减少、年长人口数量增加而导致的老年人口比例相应增长的动态是什么意思？ 待解决
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- 离问题结束还有
人口老龄化是指总人口中因年轻人口数量减少、年长人口数量增加而导致的老年人口比例相应增长的动态
问题补充： |
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2013-05-23 12:21:38
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2013-05-23 12:23:18
The aging of the population is in the total population of a reduction in the number of young people, older persons as a result of the increase in the number of elderly population ratio of the corresponding growth dynamic
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2013-05-23 12:24:58
Because the population aging is refers to in the total population young population quantity to reduce the old age population proportion corresponding growth tendency which, old population quantity increases causes
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2013-05-23 12:26:38
Population aging refers to the number of young people in the total population reduced, which led to an increase in the number of older population growth of the proportion of the elderly population dynamics
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2013-05-23 12:28:18
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