“比例中项”概念、定义、翻译-科学时代

单词	比例中项
释义	数学词汇手册比例中项 proportional mean
随便看	orthoclase orthoclase orthoclase orthoclase orthoclasite ortho-compounds orthoconglomerate ortho-cousin ortho-cousin orthod orthodentine orthodeoxia orthodiagraph orthodicranum orthodontics orthodox Orthodox Catholic Church Orthodox Church orthodox explosive orthodox gun Orthodox Learning orthodox one orthodox psychoanalysis orthodox science orthodox seed

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。