“平行四边形机构”的概念、定义、翻译、参考文献-科学参考

单词	平行四边形机构
释义	平行四边形机构 Encyclopedia 工学连杆机构释 parallelogram linkage平行四边形机构固定平行四边形运动链中的任一杆的机构，用来产生输入杆与输出杆之间的等速转动或者连杆的平动。
随便看	aircrew aircrew coordination training aircrew escape system aircrew fatigue air-cured air curtain air-cushion blanket air-cushion craft air cycle cooling system air cycle machine air cylinder air damped balance air-damped balance air data calibration technique air data measurement air data system air defence works design air defense early warning system air defense identification zone air-defense missile system air defense partition door air defense warning and command system airdent air-depolarized air Diffusion performance index

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。