“鸟胸类”的概念、定义、翻译、参考文献-科学参考

单词	鸟胸类
释义	鸟胸类 Encyclopedia 理学鸟纲（化石）释 None鸟胸类一类种类数量很大、具有同一祖先且来源于基干鸟类的鸟类群。由反鸟类（Enantiornithes）和今鸟型类（Ornithuromorpha）构成，包括了中生代发现的大多数鸟类化石。
随便看	structural type structural type system structural unit structural unit of crystal structural vibration structural vibration control technology structural vibration-damping material structural violence Structural Wage System structural wage system structural wave-absorbing composite material structural wave transparent composite material structural wedge structural wind engineering structural wood based panel structuration theory structure structure activity relationship structure-activity relationship structure-activity relationship of catalyst structure-activity relationship (SAR) structure adjustment structure algebra structure alignment structure amplitude

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。