“three-grades training system”的概念、定义、翻译、参考文献-科学参考

单词	three-grades training system
释义	three-grades training system Encyclopedia 教育学中国体育体制释 three-grades training system三级训练体制中华人民共和国成立之初形成的一种竞技体育人才选拔和训练体制。
随便看	birth control birthday birthday attack birthday bronze mirror for Emperor Xuanzong Birthday Opera Performance at the Qing Court birthday problem birth,death and catastrophe process birth death chain birth-death chain birth death process birth-death process birth defect birth defect prevention birth defects birth process birth rate birth registration birth statistics birth weight of piglets birthwort family Biruni Biru Xian BIS bis (1,5-cyclooctadiene) nickel (0) bis (2-ethylhexyl) 2,2'-(dioctylstannaediyl) bis (sulfanediyl) diacetate

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。