“大羽羊齿目”的概念、定义、翻译、参考文献-科学参考

单词	大羽羊齿目
释义	大羽羊齿目 Encyclopedia 理学古植物学释 None大羽羊齿目二叠纪高度特化的类群，一般划为种子蕨类植物。最可能是双子叶植物远祖的近族。
随便看	material activity coefficient material aerial ropeway material allergenicity material and chromosome mutagenesis material and engineering test reactor material and ideological social relations material and mental production material and technical basis of socialism material and technique material arm material balance material balance analysis material balance method material benefits material biomineralization material calorimetry material carcinogenicity Material Change and Moral One material characteristic material civilization material cladding Material Construction Plan for Tianjin Special Municipality City material conversion efficiency material culture material cycle of forest

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。