“s区元素”的概念、定义、翻译、参考文献-科学参考

单词	s区元素
释义	s区元素 Encyclopedia 理学s区元素释 s-block elements区元素包括元素周期表中的ⅠA族（氢、锂、钠、钾、铷、铯、钫）和ⅡA族元素（铍、镁、钙、锶、钡、镭），其原子价电子仅有最外层的s电子。 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 s-block elements区元素
随便看	official kiln official language Official Languages Official Languages Act，1969，1988 Official List of the Dynasties Official Magazine of the South Society Official Meeting of BRICs Environment Ministers official news media official notice official notification official number of crimes official organ as legal person official organization communication official position without corresponding responsibilities official prompt notes official publication official qualification Official Recommendation System Official Records of Tibet from the Yuan Dynasty China, 1304–1367 official reply of the final accounts official reports submitted for comments official reports with no need for comments official robe officials appointed by issuing the imperial edict official school building

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。