“简单机械”的概念、定义、翻译、参考文献-科学参考

单词	简单机械
释义	简单机械 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	Schonberg-Chandrasekhar limit Schonflies School school school academy school affair committee school anthem School at Hongdu Men school attachment school autonomy school-based management school-based teaching materials school board school bullying school bureaucracy school bus school bus safety school charter school children's wear school choice school choice movement school climate school corporation school counseling school credit bank

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。