“铁钱”的概念、定义、翻译、参考文献-科学参考

单词	铁钱
释义	铁钱 Encyclopedia 历史学中国古代钱币释 iron coin铁钱中国古代以铁为材质的金属铸币，其形制、文字书体、直径、厚薄、边廓宽窄等特征都与同时期的铜钱基本一致。
随便看	fractional of vegetation cover fractional order fractional-order dynamical system fractional-order systems fractional part fractional part function fractional polarization fractional power fractional precipitation fractional programming fractional quantum Hall effect fractional-rational function fractional replication fractional rheological model fractional ring fractional statistics fractional step fractional step method fractional theta-characteristic fractional unit fractional vertex fractional viscoelastic fluids fractiona of the year fractionary fractionary dimension

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。