“seed fern”的概念、定义、翻译、参考文献-科学参考

单词	seed fern
释义	seed fern Encyclopedia 理学古植物学释 seed fern种子蕨种子蕨纲植物的统称。原始的已经灭绝的一类裸子植物。
随便看	coaxial extrusion coaxiality coaxiality measurement coaxial line coaxial linear magnetic grid ruler coaxial lines coaxialoid system coaxial packaging technology coaxial pencil of circles coaxial planes coaxial plasma gun coaxialprobe coaxial relay coaxial resonant cavity coaxial spherical system coaxial stacking coaxial system coaxial system of circles coaxial transmission photography coaxial type detector coaxial-type detector coaxial viewfinder coaxial water line coaxial window coaxing

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。