“人流活产比”概念、定义、翻译-科学时代

单词	人流活产比
释义	人口学词汇手册人流活产比 ratio of induced abortion and live birth
随便看	size constancy size control size copy size criterion size degradation sized feed size dimension size distribution size distribution size distribution size distribution size distribution of dwelling units size distribution of firms size distribution of households sized paper size effect size effect size effect size exclusion chromatography packing size factor size fraction size frequency size grading size illusion size invariance

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。