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1·And what was the point of a quartic steering wheel?

而且四次式的方向盘又是怎么一回事啊？

2·A complete quartic polynomial consists of 15 terms.

一个完整四次的多项式由15项组成。

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

重虚圆点四次曲线是很重要的一类高次平面曲线。

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

正交两圆柱的相贯线，一般是四次曲线。

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

况且，在平衡计算中常常发生比四次方程还高的高次方程。

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

本文讨论四次缺插值多项式样条。

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

针对一类四次隐式代数曲面，提出一种基于分片的几何参数化方法。

8·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能更好地跟踪时序的非线性变化趋势，达到更好的短期预测效果。

9·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和分支方法研究两类四次系统。

10·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.

论证了两曲面的交线为空间曲线，其方程为一元四次隐函数关系式；

(1)quartic equation四次方程