“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	cadmium zinc telluride detector CADPA cadre cadre and personnel system in the People's Republic of China cadre assessment system cadre education cadre exchanging system cadre morality cadre personnel system of China's public institutions cadre promotion system cadres appointment system cadre team building cadre training system cadusafos Cadwalader Park CAE Cae CAEA CAEC caecal tonsil caecotrophy in livestock Caedmon Caelum Caen CAER

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。