“He Nan”的概念、定义、翻译、参考文献-科学参考

单词	He Nan
释义	He Nan Encyclopedia 文学【现代文学报刊】释 He Nan《河南》中国近代文学期刊，同盟会河南分会机关刊物。
随便看	closed semisphere closed sentential formula closed sequence closed set closed set basis closed-shelf book selling closed shell closed shell ion closed-shell ion closed shell molecule closed simplex closed solid sphere closed solution closed space closed sphere closed star closed string closed subalgebra closed subbase closed subcomplex closed subfield closed subgroup closed submanifold closed subscheme closed subset

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。