“first kind perpetual motion machine”的概念、定义、翻译、参考文献-科学参考

单词	first kind perpetual motion machine
释义	first kind perpetual motion machine Encyclopedia 工学热力学第一定律释 first kind perpetual motion machine第一类永动机构想的不消耗任何能量，可以源源不断对外做功的机器。
随便看	informant Informa PLC informatical city informatic bionic informatics informatics of Chinese materia medica information information ability information absorbing information accessibility information accumulation information acquirement information acquisition information acquisition of animal and plant information acquisition technology information add-on information advocacy information aggregation information agriculture informational economics informational focus informational influence informationalism theory informationalization informationalized surveying and mapping

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。