quartic polynomial短语¹⁴⁴⁹⁷²⁺² 基本英英例句 🌏四次多项式 Noun: a polynomial of the fourth degree The applied interpolation method adopts quintic spline and derivatives generation approach for discrete points by using quartic polynomial, which can better meet the needs of high- accuracy machining. 所提出的插补方法采用五次样条和四次曲线多项式微分法近似求取导数，能够更好的满足精确加工的需要。 fabiao