“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	non-solvent nonsolvent non-sound source music non-special non special divisor non-special divisor nonspecial divisor non-special group non-special linear system non-special orthogonal transformation non-specific adsorption nonspecific adsorption nonspecific cytotoxic effect in fish non-specific immune system in fish，innate immune system in fish nonspecific immunity nonspecific interstitial pneumonia non-specific labelling non-specific projection system non-specific thalamo-cortical projection system non-spectral color non-spectral colour nonspectral synthesis non-sphere particle effect on suspension velocity non-spherical lens non-spherical lens, aspherical lens

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。