“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	mechanical behavior in cellular degneration mechanical bionics mechanical bonding mechanical breakdown mechanical calibration kit mechanical-centrifugal speed governor mechanical character mechanical characteristics mechanical characteristics of rock mass mechanical-chemical hybrid sand control mechanical clamp mechanical clock mechanical comminution process to produce powder mechanical compliance mechanical composition of soil mechanical connecting technology mechanical connection mechanical construction mechanical construction techniques mechanical control circuit mechanical control measure mechanical control system mechanical coring instrument mechanical cracking mechanical creep testing machine

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。