“直接展开法”的概念、定义、翻译、参考文献-科学参考

单词	直接展开法
释义	直接展开法 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	mineral chemical composition mineral classification mineral classification machinery mineral cleavage plane mineral composition analysis mineral composition of rock mineral composition processing mineral comprehensive inspection mineral content mineral crude drug mineral crystal defects mineral crystal lattice defect mineral crystal lattice dislocation mineral crystal lattice dislocation density mineral crystal size mineral crystal structure mineral deposit mineral deposit by weathering mineral deposit drainage mineral deposit geology mineral deposit microorganisms Mineral Deposits mineral desiccant mineral dielectric constant mineral diffusion creep

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。