“power for ancient machines”的概念、定义、翻译、参考文献-科学参考

单词	power for ancient machines
释义	power for ancient machines Encyclopedia 工学﹝古代机械的驱动和传动﹞释 power for ancient machines古代机械动力源人力是古代工具和机械最早使用的动力。
随便看	Residential System resident identity resident identity card resident income resident income statistics resident population residents bid on the rent curve residents capacity residents charter residents committee residents gross consume residents health status statistics residents meeting residents' psychological limits residents’ perception resident tax jurisdiction resident time resident travel mode resident units residua residual residual aberration residual analysis residual block design residual body

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。