“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	density ofelastic potential energy intensile strain density of electronic states density of energy states density of exchange current density of exploration grid density of hydraulic fracture density of internal energy density of ionization density of magnetic energy density of mass density of mass, mass density density of needles on a needle board density of pinning force density of potential energy in tensile strain density of probability density of quality hydrogen storage density of real number system density of representative points density of rocks density of searching density of signed measure density of single quasi-partical states density of single quasipartical states density of single quasi particle states density of single quasi-particle states

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