DXF文档详解

说明：  问题的提出：根据“心”形曲线的数学参数方程，绘制曲线并输出屏幕。在各坐标点处循环显示“LOVE”的各字母。 编程思路：“心”形曲线的数学参数方程为: (Of the problem: According to the &quot heart&quot -shaped mathematical curve parameter equation, drawing curves and output screen. Coordinates of points in the cycle show &quot LOVE&quot in the letter. Programming idea: &quot heart&quot -shaped mathematical curve parameter equation:)

wind tubine using synchronous generator ac dc ac converteron the platform pscad software

Visio 2010图形设计实战技巧精粹，让读者一目了然，更好地掌握Visio 2010。(Visio 2010 graphic design essence of combat skills, to give readers a glance, a better grasp of Visio 2010.)

C#的画图控件，包括柱状图，饼图，线图。支持快速缩放。(C#, drawing control, including bar charts, pie chart, line graph. Support rapid scaling.)

一个学习pscad仿真的例程，包含了元件仿真以及fortran语言的运用等。(A learning pscad simulation routines, including the component simulation, and the use of such fortran language.)

pscad编写风机逆变侧模型包括风机，逆变器。简单实用，可以参考(pscad preparation model includes blower fan inverter side, an inverter. Simple and practical, you can refer to)

对lidar数据进行处理，并建立delaunay三角网(On lidar data processing, and the establishment of delaunay triangulation)

MATLAB仿真模拟了LG光束的光强及相位的3维图与2维图(MATLAB simulation of LG beam intensity and phase of the 3-dimensional diagram and 2-dimensional diagram)

基于PSCAD 4.5搭建的IEEE标准2区4机11节点模型，参数配置正确，潮流计算结果正确。(PSCAD 4.5 build local area based on IEEE 4 2 11 node model, all the parameters have been configured correctly, flow calculation results are accurate.)

绘制B样条曲线,以及相应的De-boor算法程序(Bspline drawing and the corresponding De-boor algorithm)