查询词典 rectangular cartesian coordinate system

Competition answer Machine in this paper use 8×10 keys and their X,Y data to confirm the respondents' location which express as different X-coordinate and Y-coordinate.

摘要本文抢答器利用8×10键坐标X、Y的不同来确定抢答者的位置，把抢答者位置分为横坐标和列坐标。

With TextOut, for instance, the attributes of the device context determine the color of the text, the color of the text background, how the x-coordinate and y-coordinate in the TextOut function are mapped to the client area of the window, and what font Windows uses when displaying the text.

例如，对 TextOut，关联设备的属性决定了文本的颜色，文本的背景色，TextOut 函数中 x 和 y 坐标如何映射到窗口的客户区，以及当显示文本时 Windows 用什么字体。

We propose the Revised Coordinate Constituent Constraint to predict the grammaticality of parallel coordinate structures in the framework of transformational grammar.

在转换语法的框架下，本文用修订的并列成分限制条件去预测平行并列结构的语法性。

First, the paper reviews the development and research of AC transfer speed system, introduces the different control strategy of transfer speed system for asynchronous motor, and discusses the basic principle of vector control system for asynchronous motor in detail,including the mathematics model and coordinate transformation of asynchronous motor, the fundamental equation of vector control, the estimation method of rotor flux, the system structure of vector control etc. Then, the paper lays stress on the fundamental principle, control algorithm and realization method in TMS320LF2407 of space vector pulse width modulation technology.

本文首先简述了交流调速系统的发展和研究重点，介绍了异步电机调速系统的不同控制策略，详细论述了异步电机矢量控制系统的基本原理：异步电机的数学模型和坐标变换、矢量控制的基本方程式、转子磁链的观测方法、矢量控制的系统结构等，并重点分析了空间矢量脉宽调制技术的基本原理、控制算法以及在TMS320LF2407中的实现方法。

Considered the father of analytic geometry, he formulated the Cartesian system of coordinates.

他的哲学思想基于唯理性的前提Cogito， ergo sum。

Three altimeter data——Geosat/GM, ERS-1/35day and Topex/Poseidon, and two gravity recovery methods —— inverse Stokes formula with 2DFFT and along-track vertical deflection with 1D Hilbert Transform, are used in this section. The second method is developed independently by author on the basis of the Laplace's equation in Cartesian system.

主要利用三颗卫星测高数据——Geosat/GM、ERS-1和Topex/Poseidon，采用了两种不同的重力异常恢复技术——Stokes公式逆运算+FFT处理和改进后的沿轨迹垂线偏差恢复法，构造了两个区域大小不同、分辨率不同(30'×30'和2'×2')但精度大体相同(10mGal)的重力异常——IGG97和IGG99S。

It can't hold the position to the original point of Cartesian Space because of the structure of the Stewart Platform when we using the traditional sensor which is called rectilinear displacement transducer, and the system response get error.

当我们使用传统的感测方法，利用线性位移感测器来量测平台之位移时，因为机台结构之先天限制，造成位移感测器所量测到的位置讯号，无法正确的促使控制系统将平台位置定位在座标原点，造成控制系统响应的误差。

The equation for robot system motion in the joint space can then be represented as Cartesian space coordinates based on the Jacobian matrix.

本研究利用图形化的建模方式来下达控制命令，来模拟机械手臂尾端定位之控制，进而运用在即时控制上。

The system can display in 3D the robots with higher quality graphics on PC by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. It realizes the graphics simulation of robots in kinematics in both articulatory space and Cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point-to-point mode.

该系统采用实体造型，能在微机上显示较高质量的机器人的三维图形，可以按照用户给出的尺寸修改模型，在交互方式下，实现机器人的参数化造型；系统能够在关节空间和笛卡尔空间中进行运动学的图形仿真，能进行点到点直线插补轨迹的动画显示，机器人的动作可以示教再现，也可以由程序设定。

Considering the complicity and higher predicted water cut in the polymer flooding model developed by Zhou Zhijun,expanding this model by Maclaurin series,a linear relation was obtained between d(Wp-aNp3)/dNp and Np in Cartesian system.

针对周志军等建立的聚合物驱驱替特征模型较为复杂、应用不方便，且后续水驱阶段预测偏差较大的问题，将该模型用麦克劳林级数展开，推导出d(Wp-aNp3)/dNp与Np在直角坐标系下存在线性关系。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。