“simple machinery”的概念、定义、翻译、参考文献-科学参考

单词	simple machinery
释义	simple machinery Encyclopedia 理学静力学释 simple machinery简单机械人类在劳动实践中最早创造的结构简单的机械，包括杠杆、滑轮、斜面、螺旋、尖劈等。
随便看	moving cluster moving cluster parallax moving coil moving contact line moving coordinate moving coordinate system moving curve moving element moving endpoint moving frame moving frame method moving group moving haozi moving horizon optimization moving horizon optimization control Moving House moving kets moving knife-edge method moving ladder problem Moving Least Square approximation moving line moving magnetic feature moving magnetic field method moving mass moving mass-point

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。