“variation of functional”的概念、定义、翻译、参考文献-科学参考

单词	variation of functional
释义	variation of functional Encyclopedia 工学控制设计方法释 variation of functional泛函的变分研究泛函中函数微分的概念，是函数的微分概念的推广。
随便看	wind in China wind-induced squint wind-induced vibration of stay cables winding winding dilemma winding index winding machine winding mode winding number winding number of a mapping winding of a knot winding of a torus winding problem winding rate winding shaping winding test of raw silk wind instrument wind itching windkessel model windkessel vessel windlass wind lift water irrigation wind load wind loading wind loading deformation observation

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