“direct expansion method”的概念、定义、翻译、参考文献-科学参考

单词	direct expansion method
释义	direct expansion method Encyclopedia 理学非线性振动近似解析方法释 direct expansion method直接展开法把弱非线性振动系统的解直接展开为小参数的幂级数形式的方法，是原始的摄动法。
随便看	elementary mode analysis，EMA elementary net system elementary notion elementary number elementary number theory Elementary on Astronomy elementary operation elementary operations on matrices elementary operator elementary partical physics elementary particle elementary particle physics elementary particles elementary particle scattering elementary particle theory elementary patch elementary path elementary permutation elementary pinning force elementary polymer elementary probability theory elementary proof elementary property elementary reaction elementary reaction of transition metal organic compound

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。