“永年项”的概念、定义、翻译、参考文献-科学参考

单词	永年项
释义	永年项 Encyclopedia 理学非线性振动近似解析方法释 secular term永年项当时间趋于无限大时，直接展开法求得的渐近解的表达式中有时会出现振幅趋于无限大的某些项。其破坏了解的一致有效性。 Mathematics secular term久期项又称“永年项”^†
随便看	theory of electromagnetic fields theory of elementary divisors theory of elements spontaneous combination theory of elliptic functions theory of empathy theory of energy bands of solids theory of entire process management of records Theory of Environmental Management Decision theory of epicycles theory of epigenesi theory of epoch theory of errors theory of estimation theory of everything Theory of Evolution of Both Good and Evil theory of evvolution phases theory of exercise behavior theory of existent causes theory of experience generalization theory of expounding appearance theory of expounding appearance in the night sky theory of expressing after discontentment theory of external-cause dynamic theory of fatigue theory of fault-block tectonics

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。