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单词
aged-child ratio
释义
aged-child ratio
网络
老年幼年比;比
网络释义
1.
老年幼年比
统计学专业词... ... 年龄别生育率 age-specific fertility rate
老年幼年比
aged-child ratio
综合指数 aggregate index number ...
yingyucihui.scientrans.com
2.
比
④老少
比
(
Aged-Child Ratio
)是指老年人口数与少儿人口数之比。老少比 同时考虑了人口年龄构成中高、低两头的年龄组的 …
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例句
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gavan
Gavar
gavarni
Gavarnie
gavazzi
GAVC
Gavdopoula
Gavdos
gave
gave a damn
gave a glance at
gave a good fit to
gave a hand
gave a hint
gave an account of
gave an edge to
gave an impulse to
gave an insight into
gave an outline of
gave a picture of
gave a promise
gave a shit
gave a stone for bread
gave a thought to
gaveau
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更新时间:2026/2/12 21:30:49