坐标函数

A vector having coordinate components that are the partial derivatives of a function with respect to its variables.

斜率一个矢量，其坐标分量是一个函数对其变量的偏微分

Mathematics A vector having coordinate components that are the partial derivatives of a function with respect to its variables.

斜率：一个矢量，其坐标分量是一个函数对其变量的偏微分

The parabola method is used in the process ef one dimensionoptimum solution of the coordinate transformation method.And also,difference coefficient proportionality is made use of jud...

在坐标轮换法的单维寻优中使用抛物线法，并且利用差商值之比判定框架梁、柱目标函数曲线的单调性，提高了寻优效率。

Firstly, a signalized point is stuck on a moving object to be tested, a microphone array and two video cameras are arranged, and the video cameras are demarcated to obtain a projection matrix; sound pressure signals of a sound source in the moving object to be tested are obtained by the microphone in an array mode, the dynamic video of the moving object to be tested is obtained and disassembled into an image by the video cameras; the signalized point on the moving object to be tested is identified in the video image and the matched signalized point is treated with three-dimension reconstruction to obtain the spatial location of the moving object to be tested; the sound pressure signals are treated with beam forming treatment to obtain a sound field characteristic function scattergram of the moving object to be tested, the video image is treated with spatial coordinate superposition frame by frame and restored into a dynamic video image.

首先在被测运动物体粘贴标志点，布置传声器阵列和两台摄像机，对摄像机进行标定，得到投影矩阵；传声器阵列获取被测运动物体中声源的声压信号，摄像机获取被测运动物体的动态视频，将动态视频拆解成图像；在视频图像中识别出被测运动物体上的标志点，对匹配后的标志点进行三维重构，获取被测运动物体的空间位置；对声压信号进行波束成型处理，得到被测运动物体的声场特征函数分布图，将其视频图像进行逐帧空间坐标叠加，并还原成动态视频图像。

In this paper, the interactions of multiple semicylindrical canyons by SH-waves in anisotropic media are studied by using multipolar coordinate and complex function method.

本文利用多极坐标和复变函数方法研究各向异性介质中SH波与多个半圆形凹陷地形的相互作用，各向异性可用来模拟地质条件。

Firstly, function generator is used to generate all kinds of different frequencies pulses which exactly simulate the given speed of critical axis when it works. Then PC gives the position command, the NiosII deals with the trace which we expected and then gives an order which is needed by the linear motor during one shog.

首先利用函数发生器产生不同频率的脉冲来精确模拟主轴运动时的给定速度，然后在PC机上下达坐标指令，由NiosII软核处理器对所定义的轨道运算处理后，计算出直线电机在一个横移内所需要的位移命令。

The coordinate transform method is used to calculate the weak singular integral.

为了获得O(1／r)弱奇异积分高精度的解，采用坐标变换的方法，消除被积函数中的奇异性。

Reliability of the nonlinear and complex performance function of slope stability can be got without doing derivative.

对于功能函数的非线性和复杂性，避免了有时比较繁琐的求导工作，通过编制通用程序直接计算出可靠度指标，试验点坐标和失效概率。

Firstly the surface digital model was established according to spline function and discrete data measured by three coordinates measuring machine.

使用三坐标仪测量包容件与被包容件的表面数据，通过样条函数建立接触曲面的数字模型。

The color within a surface patch is a bilinear function of the local coordinates.

曲面贴片的颜色是当前坐标的双线性函数。

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。