“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	secure payment secure payment protocol secure pseudorandom generators secure shell secure shell, SSH secure shell,SSH secure socket layer secure socket layer protocol secure socket layer protocol, SSL protocol secure socket layer, SSL Secure socket layer（SSL） secure transaction processing secure tunneling technology Securing Business Information securinine securities association securities certifying rights securities criminal cases securities delict securities establishing rights Securities Exchange Act of 1934 securities exchange market securities fraud securities information service Securities Investment Fund Law of the People's Republic of China

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