“宋季三朝政要”的概念、定义、翻译、参考文献-科学参考

单词	宋季三朝政要
释义	宋季三朝政要 Encyclopedia 历史学文献释 The Essentials of Government during the Reigns of Three Emperors of Late Song Dynasty《宋季三朝政要》中国南宋编年史。
随便看	natural protection planning natural purification natural purification technology natural quartz natural radiation belt natural radiation level natural radiation source natural radioactive decay series natural radioactive nuclide natural radioactivity natural radioactivity survey instrument natural radio background natural radioelement natural radioelements natural radionuclide natural range natural reactor natural reference frame natural reference system natural refrigerant natural region natural regionalization map natural regulation of population natural regulatory T cell，nTreg natural release

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。