曲线

Illustrating ellipse and sinusoid curves,the coordinate conversion and programming in the process of using macro command were stated.

探讨了常见非圆弧曲线的加工方法，并以椭圆及正弦曲线为例，叙述了在使用宏指令加工过程中坐标值的数据转换及程序编制。

Time sequence of the 25 m core was established based on ~14C dating, comparison of magnetic susceptibility curve and pollen record with SPECMAP curve.

根据~(14)C测年、磁化率曲线及孢粉图谱与SPECMAP曲线相对比，推算并建立了苏北盆地兴化钻孔剖面沉积物顶部25m的沉积地层年代序列：末次间冰期深度范围是25～17m，末次冰期范围是17～5.8m，全新世对应范围是5.8～0m；这一划分结果与已有的研究结果具有良好的对比性。

But in order to draw the curves on the surface you need to make it "live" to be able to magnetize your curves.

但是为了画曲线表面上你需要让它"活"能够吸引你的曲线。

CNC machine only to the general linear and circular interpolation, and other curves (such as becoming more open lines) with mathematical method linear and circular approximation, linear and circular interpolation can be special machine outside the curve.

一般数控机床仅对圆弧和直线插补，其它曲线用数学方法，采用直线和圆弧逼近，特殊机床可插补直线和圆弧外的曲线。

First, an optimization algorithm based on the constant linear velocity mathematical model of the camshaft was proposed according to the least square method to finish the curve optimization and simulation, and the fluctuations of the speed and acceleration curves were reduced.

根据凸轮轴恒线速加工的数学模型，提出一种基于最小二乘法的速度优化算法，对加工过程运动曲线进行优化仿真，得到了波动较小的速度曲线并减小了联动轴加速度的跳动。

In optimum operating condition, the maximum variation of computational head compared with experimental one is 2.52%, and averaged absolute variation is 4.5%.

CFD计算的曲线与试验曲线的趋势基本一致，最优工况点计算扬程相对试验扬程的最大误差为2.52%，误差绝对值的平均值为4.5%。

The advantage of this measure is that the optimum rational reparameterization's parametric speed satisfies that the maximum deviation from unity is the minimum in this family.

利用该方法求得的最优参数化在曲线的重新参数化曲线族中，参数速度偏离单位速度的最大值达到最小。

One point method, mean square curve method and the maximum likelihood principle to predict P-S-N curve for welded steel structures for arbitary survival rate are presented.

本文建立了任意存活率下焊接钢结构P-S-N曲线预测的一点法，均方差曲线法极大似然法。

Of or relating to a point at which a curve has a maximum, minimum, or point of inflection.

以曲线拟合数据点，使曲线与点的距离之平方和成最小值的方法。

Firstly,the paper gives a review of related literature and the of yield curve. Then the paper puts forward the method to build yield curve for RMB based on the McCulloch model.And finally the paper tests th...

本文首先对相关文献和收益率曲线的应用进行了评述，在此基础上，提出了基于M cCu lloch模型的人民币收益率曲线构建的具体方法，并采用实际数据进行了检验。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。