查询词典 coordinates

This passage study how to produce game using VC programming and three-dimensional geometric techniques, mathematical change and geometric figure techniques firstly, and mastered that how to use API interfaces for achieving the window and the transmission of information as well as coordinate system, the normal line, texture, coordinates and so on.

本文首先研究了利用VC编程以及立体几何技术，数学变换和几何图形技术来制作游戏的方法，掌握了利用API接口创建窗口实现消息传递以及对坐标系，法线，缓存，坐标变换的知识。

Plane coordinate system for the establishment, used to calculate the coordinates of simple calculations and their corresponding vector computing.

详细说明：用于建立平面坐标系，用于计算简单的坐标运算及其相应的向量运算。

Usually the data from GPS coordinates WGS - 84 system, and the geocentric coordinate system is used BJ54 coordinate our plane right-angled coordinate system, to the needs of work, we must coordinate transformation.

通常GPS测量所得数据的坐标是WGS -84系统的地心坐标系统，而我们常用的BJ54坐标是平面直角坐标系统，为了工作的需要，我们必须进行坐标转换。

In this paper, based on the analysis of the structure, movement principle and math model of PMSM, fundamental theories of vector control, coordinates transform and algorithm of space vector PWM are introduced and PI control, speed and position calculation methods are discussed.

本论文在分析了PMSM的结构、运动原理及数学模型的基础上，系统地阐述了PMSM交流伺服系统矢量控制的基本原理、坐标变换方法及空间矢量脉冲宽度调制波的生成算法，论述了PI控制算法和速度位置计算方法。

In this paper,a new method is proposed to analyse the motion of plane methanism by means of complex polar coordinates vector method.

1〕本文提出用复数—极坐标矢量法来分析平面机构的运动，其优点在于分析问题时概念清晰，运算简便，且机构运动愈复杂，优越性愈明显，也为使用电子计算机编制程序提供方便。

For aeronautical static converter then three-phase unbalanced load, made use of four-leg three-phase main circuit topology solution based on abc coordinates of the three-dimensional vector control, so that the switch to select the vector and duty more than a simple calculation, a significant reduction in the modulation of the complexity of the algorithm.

为解决航空静止变流器在不平衡负载情况下不能正常工作的问题，提出了三相四桥臂主电路拓扑解决方案，并采用基于abc 坐标系下的三维空间矢量调制，使开关矢量的选取和占空比的计算简单化，显著降低了调制算法的复杂性。

According to the total strength of the external and internal environment, we create the coordinates of vector strategic plan, and find out that the current strength of the company is a strength one, andtake the differentiation strategy using external chance and the international strategy of national concentration optimized from the strategy set as the current strategy.

根据外部环境和内部环境总强度，构建了战略向量坐标图，确定公司战略为发展型，并从经营战略集中优选出公司当前经营战略为利用外部机会质量差异化战略和国家集中化国际战略。

The formulae were derived to calculate the spherical coordinates of any vector after the specimen was rotated any angles around any axis based on the homogenous coordinate theory.

摘 要：在利用同步辐射进行晶体缺陷的形貌研究时，为了获得晶体缺陷的三维分布信息，在实验中样品要在样品台上沿不同方向旋转轴进行多次旋转，因而需要计算样品经过多次旋转后任意矢量的空间坐标以及缺陷的取向坐标。

If you need to process, not only the area, but also the coordinates of the point

如果您需要的过程中，不仅是地区，但也是点的坐标

In this article, I'll demonstrate how to get your phone's GPS coordinates

在这篇文章中，我将演示如何让你的手机的GPS坐标。。。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。