“二里头文化玉牙璋”的概念、定义、翻译、参考文献-科学参考

单词	二里头文化玉牙璋
释义	二里头文化玉牙璋 Encyclopedia 历史学代表性器物释 jade toothed trilobate Zhang二里头文化玉牙璋中国夏商时期二里头文化玉器。
随便看	engine for hybrid vehicle engine fuel common rail pressure control engine governor metaphor engine idle speed control engine indication and crew alerting system engine knock engine log book engine noise engine nozzle material engine operating characteristics flight test engine performance flight test engine performance parameters engine performance test engine pressure ratio engine-room resource management engine rotating speed engine speed control engine stability margin engine start unit engine structure flight test engine temperature ratio engine test bench engine thermal insulation material engine throat liner material engine turbocharging control

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。