“National Fitness Day”的概念、定义、翻译、参考文献-科学参考

单词	National Fitness Day
释义	National Fitness Day Encyclopedia 教育学中国体育体制释 National Fitness Day全民健身日为倡导国民更广泛地参与体育健身，纪念北京举办第29届夏季奥林匹克运动会，经中国国务院批准，从2009年起，将每年的8月8日定为“全民健身日”。全民健身日是中国第一个国家设立的与体育有关的节日。
随便看	least square fitting least square method least square min-norm estimation least squares least squares approximation least squares estimate least squares estimation least squares estimator least squares fitting least squares identification least squares image matching least squares method least square solution least squares principle least squares problem least squares solution least time path least universal exponent least upper bound least value least-value problem least water lily least work leather leatherback turtle

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。