标准Suboff潜艇光体STL模型 suboff-guangt2i

说明：  LsDyna二次开发流程介绍及示例。umat42各向同性材料。(Introduction and example of secondary development process of LSDYNA)

8051 BASED INTERFACE CCTALK PROTOCOL WITH CASHFLOW ACCEPTORS

地震勘探的AVO分析简单小程序，适合初学者(Simple small program for AVO analysis of seismic exploration suitable for beginners)

基于mfc完成的出租车管理系统，界面清晰，包括数据库sql，很完整。(Based on MFC completion of the taxi management system, a clear interface, including the database SQL, very complete.)

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说明：  该文档为ANSYS仿真开发实例，为某扁挤压筒的热结构耦合分析，格式为txt，请自行如有需要请自行修改并复制到ANSYS开发界面运行。(This document is an example of ANSYS simulation development. It is a thermal structure coupling analysis of a flat extrusion tube. The format is TXT. Please modify and copy it to the ANSYS development interface if necessary.)

固定翼无人机仿真平台，可以进行算法测试，进行姿态控制，以及位置控制(Fixed wing UAV Simulation Platform, which can be tested for algorithm)

实现弧度向角度的转换，判断在第几象限。。。。。。(Realize the conversion of radian to angle and judge the quadrant)

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)

基于Weber公式的齿轮啮合刚度计算公式(calculation of gear mesh stiffness based on Weber)