“齿羊齿类”的概念、定义、翻译、参考文献-科学参考

单词	齿羊齿类
释义	齿羊齿类 Encyclopedia 理学古植物学释 odontopterids齿羊齿类一类常见于晚石炭世至早二叠世的种子蕨类植物，以小羽片基部下延，全缘或具裂齿，扇状脉，叶轴二歧分叉为主要形态特征。
随便看	irregular dominance irregular eigenvalue problem irregular flower irregular galaxy irregular granular activated carbon irregular grid model irregularity irregularity index irregularity number irregularity of an algebraic surface irregularly intermittent pulse irregular menstrual cycle irregular nebula irregular net irregular node irregular orbit irregular pair irregular point irregular polymer irregular prime irregular prime number irregular-rapid pulse irregular rotation Irregular sacrifice irregular satellite

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。