“mixed-age education”的概念、定义、翻译、参考文献-科学参考

单词	mixed-age education
释义	mixed-age education Encyclopedia 教育学[学前儿童发展与教育]释 mixed-age education混龄教育为达到一定的教育目的，有计划、有组织地把不同年龄段（主要是3～6岁，年龄跨度至少12个月）的儿童按照一定的比例和数量集中在一起，共同进行教育的活动。
随便看	ratings fulfilled Rating Standards for Cultural Relic Collections rating system of for-profit publishing units ratio ratio chromatism ratiocination ratio control ratio control system ratio data ratio distribution ratio enhancement ratio ergodic theorem ratio-ergodic theorem ratio error ratio estimate ratio estimator ratio imputation ratio level ratiometer rational rational action rational action paradox rational agent rational amicable pair rational appeal advertisement

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。