“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	second factor second fall-line second Fermat point second field free region second field-free region second field free region (2nd FFR) second field-free region (2nd FFR) second filial generation second five-year plan of China second form of barycentric Lagrange interpolation formula second fundamental form second fundamental quantity second fundamental tensor second fundamental theorem second fundamental theorem of calculus second Gateaux differential Second-generation Antipsychotics,SGAs second generation biofuels second-generation biofuels second generation clonal seed orchard second generation computer Second Generation Director second generation language second generation language, 2GL second generation sequencing techniques

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