“Jade Dargon from Sunjiagang Site”的概念、定义、翻译、参考文献-科学参考

单词	Jade Dargon from Sunjiagang Site
释义	Jade Dargon from Sunjiagang Site Encyclopedia 历史学代表性器物释 Jade Dargon from Sunjiagang Site孙家岗遗址玉龙中国新石器时期后石家河文化玉器。
随便看	gear closed-loop manufacture gear curve gear cutting tool gear drawing gear dynamics geared turbofan gear failures geargraduation gear graph gear grinding gear grinding machine gear honing machine gearhousing gearing gearing relation gear lubrication gear mechanism Gear method gear motor gear noise gear oil gear pump gearshift gear steel gear strength

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。