“coefficient of aged population”的概念、定义、翻译、参考文献-科学参考

单词	coefficient of aged population
释义	coefficient of aged population Encyclopedia 医学老年流行病学释 coefficient of aged population老年人口系数老年人口在某个国家或某个地区的总人口构成中所占的比例。又称老年人口比例。
随便看	Rutherford's model Rutherford['s] model Rutherford's scattering cross section Rutherford (unit) Rutherford unit Rutherford [α-particle scattering] experiment Rutherford α-particle scattering experiment Ruth Helena Anhava Ruth Park Ruth St.Denis rutilant rutile rutile concentration rutile structure Rutilicus rutin Rutog Wenquan Rutog Xian rutomer Rutul people Ruvubu River Ruvuma Region Ruvuma River Ruwanwelisaya Stupa Ruwanwelisaya Stūpa

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