“ancient lifting machine”的概念、定义、翻译、参考文献-科学参考

单词	ancient lifting machine
释义	ancient lifting machine Encyclopedia 工学﹝其他古代机械﹞释 ancient lifting machine古代起重机械考古记录显示，最迟在公元前515年，提升夹具和铁制的吊楔就开始出现在了古希腊人石块结构的神殿里。
随便看	overdense matter overdense plasma overdensity overdepth overdetermination overdetermined overdetermined linear system overdetermined problem overdetermined system overdetermined system of equations overdetermined system of operators overdevelopment overdeviation overdimensioned overdischarge overdistillation over docking of outer gear overdominance Over dominance hypothesis overdominance hypothesis overdose overdose exposure accident in Academy of Agricultural Sciences,Shanxi province overdot overdrive suppression overelaborate

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。