坐标

This paper is mainly about a three-D coordinate measurement system, which is based on intersection converge imaging principle ,using space probe .

本论文提出一种采用光学测棒的三目视觉坐标测量系统，利用交汇成像原理实现三坐标测量。

This is the will of local coordinates into spherical coordinates, very practical.

这是将局部坐标系的坐标转化为球面坐标系的坐标，非常实用。

In the course of the transform from spherical surface coordinates of radar s station to right-angle coordinates of the command center fulfilled by the earth-centered coordinate , when the rotation of the earth and the factor of topography and the function of the gravity are considered.

在利用地心坐标完成从雷达站球面坐标到指挥中心直角坐标的转换中，当考虑到地球自转、地形因素及重力作用时，所采用的地球模型与地球实际水准面并不重合，坐标系的坐标轴与实际之间存在着垂线偏差。

According to road designing data of mileage,coordinate,azimuth angle of tangent or straight line,curve radius,the length of spiral line from main point of curve or straight line starting point,we can calculate the coordinates of center line points and boundary line point s in any form of road under the same coordinate system.

根据线路设计资料提供的曲线主点里程、坐标、切线方位角、曲线半径、缓和曲线长度的已知数据，计算出任意线形的中桩、边桩在线路统一坐标系中的坐标，利用全站仪极坐标放样程序，以线路附近的控制点或加密点为测站，准确、快速放样各点。

At the same time, according to the connection of the star's number, the constellation display list would be created.

采用OpenGL的辅助库画立体球体，把恒星的球面坐标转化为三维直角坐标，用恒星的点坐标建立显示列表，再根据恒星互相连接编号进行连线并建立星座显示列表。

In the meantime, the tolerance limit of coordinate difference in the station for site testing is given and it is possible to test total station coordinate trave rse in site.

同时，根据该原理，给出了测站坐标差限值，从而实现了全站仪坐标导线的现场检核。

Based on teaching function for generation of workpeice process program, this paper suggests an interpolation algorithm of space line and arc and the transformation of space absolute coordinates to machine motion coordinates.

摘要在示教生成零件加工程序的基础上，讨论了空间直线和圆弧的插补算法以及空间绝对坐标到机床运动坐标的变换，并对插补算法的误差进行了分析。

In order to resolve the problem of the coordinates transformation between the WGS 84 and local geodetic system, in this paper, four parameter method with plane constraint and the method based on polynomial approximation are discussed.

GPS定位技术在各个领域中已得到了广泛的应用，而GPS定位成果属于WGS-84地心大地坐标系，致使将GPS地心坐标转换成本地坐标的方法愈来愈得到广大工程技术人员的关注。

Third, the application of MAOST is extended to the surface of 3-D rotary object to measure which formulas of coordinates transformation in cylindrical coordinates are given, and a useful algorithm is put forward to calculate those complicated formulas.

本文建立了多孔径扫描拼接测量的物理模型和数学模型，提出孔径拼接的本质是坐标变换，导出了直角坐标下测量大型平面物体面形的坐标变换公式，在此基础上进行了大平面测量的计算机模拟和实际干涉测量，结果表明，当孔径放大系数为2.34时实测精度优于λ/60。

And then using mass center formula to calculate four parameters of translation axes and rotation coordinate, mathematic model is established.

然后采用重心公式计算出坐标平移旋转的4个参数，建立了坐标平移旋转的数学模型。

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。