请输入您要查询的字词:
单词
population aging level
释义
population aging level
Encyclopedia
工学
公共服务设施规划
释
population aging level
老龄化水平
即人口老龄化水平,用来衡量社会人口结构的重要参数。用地区老年人口数与总人口数之比值来表示。
随便看
autoformer regulator
autofrettage
autogamy
auto-generating test paper
autogenerator
autogenesis
autogenic relaxation
autogenic succession
autogenous grindability work index
autogenous grinding process
autogenous mill
autogonal projection
autograph
autographic arts
autographic record
autogravure
autoguidance system for agricultural machine
autoguider
auto-guiding system
autogyration
autogyro
autohesion
autoheteroploid
autoheteroploidy
auto-ignition effect
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/7/24 10:05:22