“楔羊齿类”的概念、定义、翻译、参考文献-科学参考

单词	楔羊齿类
释义	楔羊齿类 Encyclopedia 理学古植物学释 sphenopterids楔羊齿类晚古生代以小羽片基部为楔形或者柄状为形态特征划分的植物类群，部分为真蕨类植物，其他则为种子蕨类植物。
随便看	normalization of a system normalization of a variety normalization of wave function normalization principle normalization theorem normalization theory normalized normalized Abelian differential normalized additive character normalized algebra normalized basis normalized chain complex normalized complex normalized condition normalized contrast normalized coordinate normalized cut normalized difference normalized difference snow index normalized difference vegetation index normalized distribution normalized eigenfunction normalized eigenvector normalized Eisenstein series normalized equation

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。