• And what was the point of a quartic steering wheel?

    而且次式方向盘又是怎么一回事啊?

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  • A complete quartic polynomial consists of 15 terms.

    一个完整四次多项式由15项组成。

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  • Bicircular quartic is a very important classics of higher plane curves.

    重虚圆点曲线重要的一类平面曲线。

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  • The intersection of two right circular cylinders is usually quartic curve.

    正交圆柱线,一般四次曲线

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  • Moreover equations of degree higher than quartic often arise in equilibrium calculations.

    况且平衡计算常常发生方程高次方程。

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  • This paper is concerned with the problem of quartic lacunary polynomial spline interpolation.

    本文讨论次缺插值多项式样条。

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  • This paper proposes a piecewise geometric approach to parametrize a kind of quartic implicit algebraic surface.

    针对一类隐式代数曲面提出一种基于分片几何参数化方法

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  • Quartic exponential smoothing method can follow the nonlinear trend of time series better and can also forecast better.

    布朗单一参数四次指数平滑更好跟踪时序非线性变化趋势,达到更好的短期预测效果。

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  • The method of qualitative analysis of differential equation and bifurcation is employed to study two classes of quartic systems.

    用微分方程定性分析方法分支方法研究次系统。

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  • It is proved that the intersecting line of the two curved surface is space curve, and the equation is quartic implicit function with one unknown.

    论证曲面线空间曲线方程函数关系式;

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  • The distance from 3-direction quartic box spline surface to the central triangular planar patch of its control net is investigated as well as its bound.

    研究了三样条曲面控制网格中心三角平面距离距离的界。

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  • However, for work roll and intermediate roll bending compensation model both quadratic and quartic components of strip flatness can be controlled effectively.

    采用工作中间辊相结合前馈控制模型则对二次次板形具有很强的控制能力。

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  • In this paper, we discuss when a quartic equation has no real roots, and obtain a necessary and sufficient condition on a quartic equation which has no real roots.

    本文讨论方程实根的一些充分必要条件得到了一元四次方程无实根的一个充要条件。

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  • The qualitative theory of ordinary differential equations and numerical simulation method are employed to investigate the kink waves of a nonlinear quartic equation.

    微分方程定性理论结合数值模拟方法研究了一类非线性阶波动方程纽结

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  • Section I describes the numerical solution of first order matrix linear differential equation using the cubic matrix spline function and quartic matrix spline function.

    第一介绍三次矩阵函数方法次矩阵样条函数方法逼近一矩阵线性微分方程数值

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  • The result shows that the quartic phase coupling component and quadratic-to-cubic phase coupling one are only extracted using the fifth order cumulants of complex signals.

    研究表明:复数信号的累积量提取相位耦合分量二三对相位耦合分量的必要工具。

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  • The solar equation table of the Dayan Calendar is a mathematical table of equally quartic difference, and it reflects Yi Xing's profound understanding about the solar motion.

    》日差分相等数表反映一行太阳运动复杂性深刻认识

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  • Classical and quantum oscillators of quartic anharmonicity are solved analytically up to the second power of (weak-coupling constant) by using the multiple-scale perturbation theory.

    应用多尺度扰理论,对于耦合常数的六非简谐振子得到了其运动方程经典量子情况下的一阶

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  • In chapter two, using piecewise quartic polynomial as kernel function, we give analytical convolution solutions for points, line segments, arcs, quadratic Bezier curves and triangle segments.

    第二中,我们采用截断多项式函数函数解析给出直线圆弧二次曲线三角面片等骨架的势函数。

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  • Given the velocity ratio of S-to P-waves, the depth of reflector and the offset, the horizontal distance between source and the converting point can be determined by solving a quartic equation.

    如果我们已知介质中横波纵波速度比值水平界面埋藏深度检距,炮到共转换点的水平距离可以通过一个方程求出

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  • The locally topological structure of higher order singular point for the plane quartic system in the first critical case is discussed, and a criteria by the coefficients of polynomials is given.

    讨论了第一临界情形下平面三次系统奇点局部拓朴结构给出利用多项式系数的判断准则

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  • 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.

    所提出方法采用五次样条四次曲线多项式微分法近似求取导数能够更好满足精确加工需要

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  • 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.

    所提出方法采用五次样条四次曲线多项式微分法近似求取导数能够更好满足精确加工需要

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