“南宋钱牌”的概念、定义、翻译、参考文献-科学参考

单词	南宋钱牌
释义	南宋钱牌 Encyclopedia 历史学中国古代钱币释 Southern Song dynasty coin token南宋钱牌中国南宋时期一种权钞钱，有铜和铅两种质地。
随便看	difference of higher order difference of higher order; higher difference difference of learning–performance difference of magnetic potential difference of partial sums difference of sets difference of successes difference of two convex sets difference of two sets difference of two squares difference operator difference pattern difference poset difference product difference proportion difference quotient difference ring difference scheme difference semigroup difference sequence difference series difference set difference table difference triangle set differencing

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。