“邮戳”的概念、定义、翻译、参考文献-科学参考

单词	邮戳
释义	邮戳 Encyclopedia 工学邮政用品用具释 postal date stamp邮戳邮政企业处理各类业务的刻有地名和日期的特制专用戳记。又称日戳，简称邮政日戳。
随便看	invariant level α test invariant loss function invariant manifold invariant mass invariant mean invariant mean functional invariant measurable partition invariant measure invariant measure on a topological group invariant measure problem invariant method invariant metric invariant module invariant object invariant of a group invariant of a manifold invariant of an Abelian group invariant of a quadratic form invariant of collineation invariant of contact invariant of intersection invariant of order p invariant of structure invariant operator invariant pendulum

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。