Blue stragglers are so named because they seemingly lag behind in the aging process, appearing younger than the population from which they formed.
蓝色的散兵游勇是这样命名是因为他们似乎落后在衰老的过程，出现以下的人口，他们从那里形成。
And with the process of population aging was speed up in rural area. The fluctuating of mortality was influenced by demographic and non-demographic factors in common.
农村地区人口老化程度加快，人口因素与非人口因素共同影响死亡率的变化。
To the end of 2010, China's aging population will reach about 20% of the total population, the aging process in China in terms of growth rate and proportion of the world more than the aging process.
至2010年年底，中国老龄人口将达到总人口的20%左右，中国老龄化进程无论从增长速度和比重都超过了世界老龄化进程。
As one of the consequences of the rapid demographic transition in China, the accelerating process of population aging is changing the relationship between labor supply and labor demand in urban China.
人口加速老龄化是中国人口快速转变的代价之一，城镇劳动供求形势也将因此出现重要变化。
As one of the consequences of the rapid demographic transition in China, the accelerating process of population aging is changing the relationship between labor supply and labor demand in urban China.
人口加速老龄化是中国人口快速转变的代价之一，城镇劳动供求形势也将因此出现重要变化。
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