The results show that the trace is similar to the quadratic curve predicted by theory.
试验结果表明秸秆抛出后的轨迹遵从抛物线规律，同理论预测的结论一致。
The relation between Kuptake of tobacco leaf and potassium levels was a quadratic curve.
烟叶吸钾量与施钾量呈二次曲线关系。
When the generation cost function is quadratic curve, the new bargaining is compared with the former one.
比较了发电费用曲线为二次曲线时新的定价方式与已有定价方式的关系。
Feedback control is a parameter self tuning fuzzy controller and the burn through point is calculated by quadratic curve method.
反馈部分为参数自调整模糊控制器，终点的计算采用二次曲线拟合法。
The quadratic curve is the necessary and sufficient condition of the noncentral curve as well as the equation's representative form.
二次曲线为非中心曲线的充要条件及方程表示形式。
The problem of attaining the tangent equation of a certain point on a quadratic curve is basically solved in plane analytical geometry.
平面解析几何对“求过二次曲线外的点所引曲线切线的方程”的问题，未给出一般的方法和公式。
The paper, through analyzing the forming of the amplitude spectrum of the echo, proposed a new method using quadratic curve fitting for it.
本文针对这种情况，对连续波雷达回波频谱幅度产生原因进行分析，提出了二次曲线拟合频谱幅度来估计加速度的方法。
Problems about the existence of midpoint chord of quadratic curve is worthy of discussing in the study of the theories about quadratic curve.
二次曲线中点弦存在性问题的探讨，对二次曲线的研究有着及其重要的意义。
In this paper, we discuss some properties of the reversion for central quadratic curve on the basis of general reversion definitions and its transformations.
在有心二次曲线的反演定义、变换式的基础上，推导出此种反演变换的一些性质，通常的关于圆的反演的性质可作为它的特例而得到。
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.
本文提出将给定函数或离散坐标点定义的曲线，分段用二次曲线拟合的计算方法。
In this paper, the existence theorem of midpoint chord of quadratic curve, as well as its proof, is given via methods of projective geometry and polarity principle.
文章利用射影几何方法及配极原理给出二次曲线中点弦存在性定理的证明。
But the quadratic curve can be used only in condition when each X-coordinate of the points sequence mapping to only one Y-coordinate, so it can't be used in fitting closing curve.
但二次多项式只能拟合x坐标与Y坐标之间成函数关系的点序列，无法拟合闭合曲线。
This paper discusses Xia's achievements on the integral problem about quadratic curve, some of which were similar to modern elliptic integral and surpassed the level of Dai-wei-ji.
夏鸾翔是晚清较早研究微积分的中算家，据其《致曲术》、《万象一原》，可知他在二次曲线求积问题上得到了比较全面的成果，有的已超过《代微积拾级》，某些成果近似近代的椭圆积分。
The results showed that the change patterns of spacer length, ramet density, branching intensity, and branching Angle of Duchesnea indica were in a quadratic curve when the elevation increased.
结果表明，随着海拔的增加，间隔子长度、分株密度、分枝角度和分枝强度呈二次曲线变化。
In contrast to other methods, method of NURBS with weights can describe quadratic curve accurately and can be adopted by technology of engineer, but its geometrical characteristics was not obvious.
与其它方法相比，NURBS方法引入权因子后能精确描述二次曲线，并被工程技术所采用，但存在几何特征不够直观的缺点。
A backtracking interpolation theory based on the synthetic interpolation theory was expounded, a controlling program used to cutting straight line and quadratic curve has been developed successfully.
论述了基于曲线合成插补理论的反向合成插补理论，研制出直线和二次曲线切割加工控制程序。
A quadratic bezier curve has a start and an end point (blue dots) and just one control point (red dot) while a cubic bezier curve USES two control points.
它们都有一个起点一个终点图中的蓝点，但二次方贝塞尔曲线只有一个红色控制点点而三次方贝塞尔曲线有两个。
The pressure distributing law is non-uniform along radius direction, which could be expressed approximately as the linear or quadratic function curve.
成形压力沿半径方向呈不均匀分布，可用线性或二次函数曲线进行近似表示。
We consider an analogue of the quadratic exponential generator over an elliptic curve, which may produce sequences with asymptotically uniform distribution.
讨论了二次指数发生器在椭圆曲线上模拟所生成的序列的分布情况，证明了此类椭圆曲线序列是渐近一致分布序列。
Then study the corporate governance of China's private listed performance, using the SPSS multiple regression and quadratic regression curve of empirical methods.
然后运用SPSS多元回归和曲线二次回归等实证检验方法对我国民营上市公司治理绩效进行研究。
Unlike a cubic Bezier curve, which USES two control points, a quadratic cubic Bezier curve USES a single control point.
三次贝塞尔曲线使用两个控制点，与之不同，二次贝塞尔曲线只使用一个控制点。
The admissibility of non-homogeneous quadratic form estimate of variance on the growth curve model was studied under quadratic loss function.
在二次损失函数下，研究了增长曲线模型误差方差的非齐次二次型估计的可容许性问题。
A parabolic curve corresponds to a quadratic function.
抛物线曲线对应一个二次方程序曲线。
In this paper, the steepest descent curve of quadratic function through one point was first defined from the steepest descent direction of quadratic function at one point.
首先，从二次函数在一点的最速下降方向出发定义二次函数过一点的最速下降曲线；
On such a basis, a performance function based on the shear strength envelope curve in the shape of quadratic parabola was established.
在此基础上，建立了基于二次抛物线形抗剪强度包络线的功能函数。
By use of minimum quadratic multiplication the inflexion depth to temperature curve can determined that can interpret the vertical crack height.
通过逐一确定井温曲线拐点达到确定裂缝高度的目的。利用最小二乘法可以确定井温曲线拐点深度，从而可以解释垂直裂缝高度。
We study the admissibility of the quadratic estimate for error variance in two classes of growth curve model.
在二次损失函数下，研究了增长曲线模型误差方差的非齐次二次型估计的可容许性问题。
The analog equation between soil erosion resistance index and time is quadratic power function curve, whose correlation coefficient is above 0.9.
不同林分的抗蚀指数与时间的动态模拟关系为二次幂函数曲线，相关系数0.9以上。
The analog equation between soil erosion resistance index and time is quadratic power function curve, whose correlation coefficient is above 0.9.
不同林分的抗蚀指数与时间的动态模拟关系为二次幂函数曲线，相关系数0.9以上。
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