“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	displacement vector displacement ventilation displacement voltage displacer displacive displacive modulation displacive phase transformation displacive phase transition display display advertising display and control display and recording instrument display and research department Display at the Confucian Temple display at the Guangzhi Yuan Museum display design display device display equipment display flight display imaging material display instrument display light-emitting diode package display materials display memory display metrology

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。