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MATLAB从入门到精通，让菜鸟变成老鸟。(From Initial to Proficient in MATLAB)

介绍了交流调速及其相关技术的发展现状和发展趋势，以及交流调速系统的主要控制策略。选用工业变频器用异步电机作为研究对象，利用坐标变换理论，分析了异步电机在三相静止坐标系、两相静止与旋转坐标下的电机基本数学模型及其矢量控制原理。(The present situation and development trend of AC speed control and its related technology are introduced, and the main control strategies of AC speed control system are introduced. The basic mathematical model of the motor and its vector control principle are analyzed by using the coordinate transformation theory, which is based on the three-phase stationary coordinate system, two-phase stationary and rotating coordinates.)

a good hspice material

说明：  从南瑞继保某现场技术人员电脑中偷搞的,关于103规约通讯的技术要点.别被南瑞的发现了,阿门!(err)

c++完整下载及安装，克服win7不兼容(I can t speacking English .thanks)

javaweb学习课件 内容包含基础HTML语言知识 javaweb开发环境配置(javaweb learning courseware Contains basic HTML language knowledge javaweb development environment configuration)

vss项目版本管理软件，本文档详细的介绍了VSS的使用方法(vss project version management software, this document describes in detail the use of VSS)

This a project management plan. The project is virtual.And it is to develope a travel program. We imagine an project to complete the managemrnt work. There are business case ,project charter, scope managemrnt plan, cost management plan and other management plans in this file

This is foos This is foos(This is foos)

简单易懂的photoshop学习书籍，欢迎大家下载，适合初学者学习(photoshop study,welcome to download)