“示性数”的概念、定义、翻译、参考文献-科学参考

单词	示性数
释义	示性数 Mathematics ＞拓扑学与几何学＞代数拓扑学＞释义 characteristic number示性数 characteristic特征的，示性的；特征数，值，量，曲线，示性数；对数的首数 characteristic number示性数^†，特征数
随便看	tranquillizing formula trans- trans-acceptor transacetalation trans-acting factor transactinide transactinide element transactinide elements transaction transactional analysis transactional logistics building transactional memory transactional model transaction chopping transaction consistency transaction cost economics transaction cost regulation transaction costs transaction costs of water rights transaction demand for money transaction memory transaction middleware Transaction of Property Rights of Artwork transaction on exchange transaction over-the-counter

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。