“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	image synthesis image synthesis array image tags image terrain correction image texture feature extraction image theatre image theory image thinking image tie point image trailer image transform image transformation image transmitting fiber image tube image tube spectrograph image under a mapping image understanding image understandingof remote sensing image understanding system image velocimetry image watermarking image X-ray photoelectron spectroscopy image Xray photoelectron spectroscopy imaginal bud imaginal disc

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。