“主应力”的概念、定义、翻译、参考文献-科学参考

单词	主应力
释义	主应力 Encyclopedia 工学应力分析释 principle stress主应力物体内一点处单元体的某个斜面上剪应力为零时的正应力。
随便看	terrestrial kilometric radiation terrestrial latitude terrestrial longitude terrestrial magnetic disturbance terrestrial magnetic guidance system terrestrial magnetism Terrestrial Map with Notes by Yang Ziqi terrestrial-mass planet terrestrial meridian terrestrial microorganism terrestrial navigation terrestrial parallel terrestrial photogrammetry terrestrial photographic camera terrestrial physics terrestrial planet Terrestrial Planet Finder terrestrial plant terrestrial pole terrestrial radiation terrestrial radiation(long-wave radiation) Terrestrial Reference Frame terrestrial reference frame terrestrial reference system terrestrial refraction

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。