general birth rate
... crude birth rate 粗出生率 ; 毛出生率 ; 概略出生总率 ; general birth rate 一般出生率 birth/death rate 出生 ; 死亡率 ...
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·2,447,543篇论文数据,部分数据来源于NoteExpress
比率反映就业人口需要抚养的小童和幼儿,一般受出生率影响。
The ratio is a measure of the number of young people who are fed by the working population. This is affected by factors like birth rate.
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