“史学期刊”的概念、定义、翻译、参考文献-科学参考

单词	史学期刊
释义	史学期刊 Encyclopedia 历史学〔著作和刊物〕释 History Journals史学期刊刊发历史研究者较为完整研究结果的平台。
随便看	principal minor principal minor array principal minor determinant principal module principal moment principal moment of inertia principal net of a mapping principal net of the flow principal neutral point principal nilpotent orbit principal norm principal normal principal normal complex principal normal form principal normal line principal normal plane principal normal section principal normal surface principal normal vector principal number principal nutation principal object principal offender principal of land laws principal of least dissipation of energy

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。