DFIG

可以提取CAD中点的坐标信息并转为MIKE地理信息数据输入格式(The coordinate information of midpoint in CAD can be extracted and converted to MIKE geographic information data input format.)

角度格式转换，度分秒转度，度分秒转弧度，弧度转度分秒。测量程序设计的基础代码之一(Point format conversion, transfer degrees degrees minutes and seconds, minutes and seconds turn degree arc, arc degree turn every minute. Measurement of program design based on code)

地震勘探反演方法 正演延拓 假设炮点在地层最底层，向上延拓(Forward seismic inversion method assuming continuation shot in the bottom of the formation, upward continuation)

典型的霍曼变轨算法，简单易懂，有清晰的注释(Hohmann orbit typical algorithm, easy to understand, there is a clear Notes)

说明：  改进的快速粒子群优化算法计算含DG配电网无功优化和运行费用最优解(Improved Fast Particle Swarm Optimization for Reactive Power Optimization and Operation Cost Optimization of Distribution Network with DG)

这是分别基于两电平SVPWM和三电平SVPWM的PMSM矢量控制模型，对初学者比较实用，采用matlab2012以上版本打开！(This is based on two level SVPWM and three level SVPWM PMSM vector control model, more practical for beginners! Use matlab2012 or more to open.)

说明：  全屏幕对比查看图像 支持鼠标放大、缩小和平移； 支持键盘移动。(Full screen contrast view image Support mouse zoom in, zoom out and pan; Keyboard movement is supported.)

电力系统继电保护—张保会。电气专业最主要的一门课，国网，南网，面试最热门的一门专业课(Power system protection- Zhang Bao will. A main course electrical engineering, State Grid, Southern Power Grid, the interview of one of the most popular courses)

说明：  MITSUBISHI 三菱M70数控系统参数表 三菱数控机床 三百两(MITSUBISHI IS VERY BEAUTIFUL CPU I LIKE THIS MITSUBISHI IS VERY NICE)

水文管理信息系统，整理水文数据，绘制水文图(Hydrological management information system, collation of hydrological data, hydrological Figure Drawing)