PLL

计算飞机起飞着陆时候的起落架中液压油的阻尼力(calculate the damping force of the landing gears)

rrt*算法的实现，可以实现路径的规划与修剪(The implementation of rrt* algorithm can realize path planning and pruning)

北京航空航天大学发动机结构强度与振动大作业之一(One of the major operations of the strength and vibration of the aero engine at Beihang University)

说明：  根据舰船螺旋桨噪声一书给出的计算空泡噪声的公式，简便计算各种条件下的螺旋桨噪声级的程序(According to the formula for calculating the cavitation noise given in the book "Propeller Noise of Ships", the program for calculating the propeller noise level under various conditions is simple and convenient.)

说明：  基于高阶统计量特征的通信系统中微弱信号检测程序(Weak Signal Detection Program in Communication System Based on Higher Order Statistics)

说明：  基于matpower 的最小网损最优潮流解(Optimal power flow solution with minimum network loss based on MatPower)

8位单片机用8080并口通讯协议驱动1.5寸TFT彩屏，字库或者图形(TFT color 8080 parallel port communication 8 bit single chip microcomputer)

说明：  c++编写的质量源项控制传质过程，fluent模拟计算可加载，过程强化行业可应用(Mass transfer process is controlled by quality source term written in C + +, fluent simulation can be loaded, and process strengthening industry can be applied)

固定资产管理系统Fixed Assets Management System(Fixed Assets Management System)

FLAC3D软件生成球状模型的代码，采用fish语言(FLAC3D software generates the code of spherical model using fish language)