直角坐标

The SCADS cooperative designing system was developed and the types of conflicts in the SCADS cooperative designing system, reasons of conflict production and clearing up method were given out. Its correctness and feasibility were verified by means of the cooperative designing living example of the right angled coordinates cap pressing robot.

开发出了SCADS协同设计系统，给出了SCADS协同设计系统中冲突的类型、冲突产生的原因和消解方法，通过直角坐标压盖机器人协同设计实例验证了其正确性和可行性。

Coefficient function I1 ,I2 ,I3 of quadratic carve is the invariant under the right - angled coordinate transform.

二次曲线的系数的函数I1，I2，I3是直角坐标变换下的不变量，而系数函数k只是转轴变换下的不变量。

A scatter graph or scatter diagram is a type of display that contains one or more scatter plots each of which use Cartesian coordinates to display values for two variables for a set of data.

阿散点图或散射图是显示类型，包含一个或多个散点图每个使用直角坐标来显示两个一组数据变量的值。

The main conclusions are as follows.(1) In Cartesian coordinates no catastrophe occurs in the magnetic flux rope system embedded in closed background fields, whereas in spherical coordinates, the system exhibits a catastrophic behavior.

主要结论如下：（1）在直角坐标下，闭合背景场中的磁绳系统不会发生災变；在球坐标下，日冕磁绳系统存在灾变现象。

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。

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。

Through studying two pairs of opposite vertices in tetragon, the author derived the curve equation of focus in form of complex number and its expression of right angle coordinate.

从研究四边形的两对对顶点出发，推导出复数形式的焦点曲线方程及其直角坐标表达

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。

Data of latitude observation with the zenith telescope ZTL-180 are recalculated in a homogeneous system for the years 1970-1980. In this Paper the following results are given:(1) Correction of the declination and the proper motion for each pair at 1970.0

对1970—1980年间的纬度观测资料，统一使用IAU1964系统天文常数，按直角坐标法计算全部星对的视赤纬，用统一的公式进行了全部观测结果的归算处理。

The applications contains computing Mountain Xs coordinate and the lines of resistance,querying the database of faultage ,joint and the information of mining engineering.

应用程序包括X山的平面直角坐标和高程求解、抵抗线求解、断层及节理信息查询数据库、工程资料查询数据库等。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。