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说明：  用于计算不同厚度的矩形波导的有效折射率，便于优化波导结构(for the calculation of the effective refractive index of different thickness of rectangular waveguide,which is convenient for the optimization of waveguide structure)

this document is an introduction about fluidized bed.

说明：  使用arduinoMEGA2560做的全国大学生电子设计大赛2017年管道内钢柱滚动系统题目(Using Arduino MEGA2560 to do the National College Students Electronic Design Competition 2017 Pipeline Rolling System)

labwindow 生成DLL,VC利用DLL编程的例程。-labwindow generated DLL, VC using DLL programming routines.

用于都Rinex文件的读取，适合初学者多导航电文格式的理解(Used for reading all Rinex files, suitable for beginners to understand multi-navigation message format)

说明：  实现一个模仿CAD画图的简单程序，直线，椭圆，矩形等(Implement a simple program to imitate CAD drawing, such as line, ellipse, rectangle, etc.)

说明：  利用ansys apdl命令建立一个悬索桥的模型，(APDL command suspension bridge model)

3模型、2模型的交互多模型算法与普通卡尔曼滤波算法在跟踪机动目标的时候的性能比较(3 models, 2 models of interactive multi-model algorithm and the ordinary Kalman filter algorithm in maneuvering target tracking performance when compared)

说明：  通过485进行程序升级，更新现有代码，不再使用专用下载器进行。(485 upgrade procedure)

file for drive e2prom at stm324