因此位图的地位依然很重要，但是对于那些可以分解成基本形状的图像，比如图表、标志、和化学公式等等，矢量文件格式天生就具有较高的效率。
So bitmaps play a useful role, but for those images that can be decomposed into basic shapes such as diagrams, logos, and chemical formulas, a vector file format is inherently more efficient.
矢量图(SVG或MacromediaFlash)通过基本的形状来描述图像，例如圆形、矩形、直线、曲线等等。
A vector image (SVG or Macromedia Flash) describes the image in terms of basic shapes such as circle, rectangle, lines, or curves.
矢量图形网格模型是实体的一种基本表示形式，特别对于描述具有复杂曲线曲面的实体可以说是一种最有效的表达方法。
Vector graph mesh model is a basic representation type of a body, particularly it is the most effective presentation method to representation complex body with curve and surface .
本文介绍了空间电压矢量脉宽调制(SVPWM)的基本原理，并应用此原理进行了交流光伏水泵系统的设计。
This paper introduces the basic theory of space-vector PWM (SVPWM), and designs the ac photovoltaic water pump system on the basics of this theory.
本文阐述了用取样技术测量矢量电压的基本原理，推导了计算公式。
This paper expounds the fundamental principles of vector voltage measurement using a sampling method, and deduces the calculating formula.
在最基本的层次上，它是一种用于描述矢量图的xml语言。矢量图是由绘图线条构成的图形，与位图图形相对，后者是由绘图像素构成的图形。
At the most basic level, it is an XML language for describing vector graphics — pictures made by drawing lines (as opposed to bitmap graphics — pictures made by drawing pixels).
本文阐述了人机系统软件相关的矢量图形系统、数据库系统、信息系统、空间信息分析系统，给出了基本原理和技术解决方案。
The relative system, such as vector graphic system, database system, and space information system, are discussed in the paper, the basic principle and realize method are discussed in the paper also.
摘要在数字视频处理中经常需要考虑斑点去除问题，运动矢量估计是斑点检测和去除的基本步骤。
In the processing of digital video it is commonly needed to wipe out blotches in the image. Motion estimation is a basic step for this end.
本文从异步电机的数学模型出发，推导了异步电机简化数学模型，同时结合空间矢量的概念介绍了直接转矩的基本原理。
On the basis of the mathematical model of induction machine, simplified mathematical model is deduced, at the same time the theory of DTC is introduced with the concept of space vector.
又针对目前存在的问题，研究了基于电压矢量控制的滞环控制系统及方案，其基本内容如下。
Aiming at present problems, the author also studied the hysteresis control system based on voltage vector control and its corresponding scheme.
由于分数维不能反应灰度图像的方向性，本文利用矢量代数的基本知识，提出了一种灰度图像方向角的提取方法。
Because fractal dimension can not respond to the orientation of the gray level images, an image orientation Angle estimating method is proposed by basic knowledge of vector algebra.
为了加快阅读，我会省略一些最基本的解释(比如如何创建一个图层蒙版或如何编辑贝齐尔矢量形状)。
In order to speed up the reading I will avoid some of the most basic explanations (like how to create a layer mask or how to edit the handlers or Beziers of a vector shape).
简要介绍了矢量控制的基本设想，并就其在异步电动机变频调速中的应用展开讨论。
This paper briefly introduces the basic idea of vector control and its application in asynchronous motor frequency control of motor speed is discussed.
介绍了DSP处理器的基本结构和性能，给出了感应电机矢量控制的硬件设计方案和软件控制算法。
Introduction was made to basic structure and performance of DSP chip, giving out hardware design plan for induction motor vector control plan, software control algorithm.
在分析空间矢量调制(SVPWM)基本原理的基础上，证明了SVPWM具有最大的直流电压利用率。
By analyzing the base principle of space vector pulse width modulation (SVPWM), it is proved that the DC voltage utilization.
矢量回转法是机构分析和设计中的一种有力的工具和新的基本方法。
The rotational method of vectors is an effective implement and fundamental modern process in the analysis as well as the design of mechanism.
在分析电压空间矢量调制(SVPWM)基本原理的基础上，证明了SVPWM具有最大的直流电压利用率。
By analyzing the basic principle of voltage space vector pulse width modulation (SVPWM), it is proved that the dc voltage utilization ratio of SVPWM is the highest.
为了计算周期结构包层多孔光纤的等效阶跃折射率，采用了全矢量基本空间充填模式法。
In order to calculate the equivalent step index of the periodic structure of the cladding holey optical fiber, all-vectorial fundamental space filling mode approach was utilized.
满足功能并对矢量地图数据进行高效压缩，是嵌入式GIS系统的基本要求。
Efficiently compressing vector map data is the basic requirement of an embedded GIS.
提出了知识库基本元素的对偶矢量建模方法。
A modeling method using dual vector for elementary elements of mechanism knowledge base is proposed.
空间矢量脉宽调制和双向开关多步换流方式是矩阵式变换器的基本控制策略。
Space vector pulse width modulation(SVPWM) and multi-step commutation method of bi-directional switches are the basic control strategies of the matrix converter.
对典型过失速机动的运动特性进行了分析，根据其运动特点将过失速机动的运动过程分解为定直飞行、快速俯仰和绕速度矢量旋转三种基本运动的组合。
Based on the analysis of typical post-stall maneuvers, steady linear flight, rapid pitching and rolling about velocity vector are presented as three typical basic movements.
指出了其基本的问题是其中应力(应变)或者其增量是否为一有势场的梯度矢量。
The keystone is whether or not there is unique potential field in which the stresses (strains) or their increments are its gradient vectors.
较详细地论证了空间等值线和矢量轨迹线在定量解释中应用的基本方法——量扳法。
Then the application of the spatial contour and the vector track in quantitative interpretation was discussed in detail.
运动矢量估计是斑点检测和去除的基本步骤。
本文以复数形式的矢量封闭方程为基本工具，阐述了用它作平面机构运动分析的原理。
This paper represents the basic principle of kinematic analysis of planar mechanisms carried out by using the vector loop equation.
该文分析了GIS中矢量线状符号的特点与基本构成，提出了一种高效且通用的矢量线状符号的填充算法。
This paper makes an analysis of the characteristics of vector linear symbol and its basic components in GIS field, and puts forward a general filling algorithm.
以异步电机矢量控制的基本方程序为基础，构建了一个无速度传感器矢量控制系统。
The speed sensorless vector control system was established based on the fundamental equations of induction motor for vector control.
从交流励磁发电机的基本方程出发，通过对其矢量图和功率流程的研究，提出了变速恒频的实现方法。
Based on the basic equation of A. C. exciting alternator, the vector chart and power flow chart of the alternator are studied, and a method of variable-speed and constant frequency (VSCF) is proposed.
从交流励磁发电机的基本方程出发，通过对其矢量图和功率流程的研究，提出了变速恒频的实现方法。
Based on the basic equation of A. C. exciting alternator, the vector chart and power flow chart of the alternator are studied, and a method of variable-speed and constant frequency (VSCF) is proposed.
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