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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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reclamation of scrap
reclamation of waste water
reclamation operation
reclamation plant
reclamation project
reclamation railway
reclamations
reclamation sand
reclamation scheme
reclamation site
reclamation survey
reclamation symptom
reclamation work
reclamation works
reclamation yard
reclame
reclamp
reclang
reclass
reclassification
re-classification
re classification
reclassification entry
reclassifications
re-classified
英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
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更新时间:2025/1/26 14:44:41