“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	rocket engine precooling rocket engine test rocket exploration of the upper atmosphere rocket fairing rocket flow-out test rocket for artificially triggering lightning rocket ground support equipment rocket highway transporter rocket infrared astronomy rocket kerosene rocket mechanism rocket motion equation rocket propellant rocket-ramjet combined cycle engine rocket range safety control rocketry rocket sled rocket static test-firing facility rocket structure rocket train rocket ultraviolet astronomy rocket X-ray astronomy rocket γ-ray astronomy rock explosibility rock failure

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。