Python-master

与创业有关的资料，可以用来商业设计大赛参考．-And entrepreneurship-related information, can be used to refer to commercial design contest.

图书馆管理系统，能进 图书管理系统软件 图书管理系统软件 行图书馆管理系统能实测国民经济和企业的各种运行情况；利用过去的数据预测未来；从企业全局出发辅助企业进行管理决策；利用信息控制企业的行为；帮助企业实现其规划目标。 图书馆管理系统合运用了管理科学，系统科学，运筹学，统计学，计算机科学等学科的知识。可以通俗的简化的描述图书馆管理系统的三要素：系统的观点、数学的方法以及计算机的应用。 图书馆管理系统概念结构主要由四大部分组成即信息源、信息处理器、信息用户、信息管理者组成。(Library Management System Library Management System Software Library Management System Software The library management system can measure the national economy and the operation of enterprises; use past data to predict the future; assist enterprises in management decision-making from the overall situation of enterprises; use information to control the behavior of enterprises; help enterprises achieve their planning objectives. Library management system combines management science, system science, operations research, statistics, computer science and other disciplines. It can describe the three elements of library management system in a simple way: the viewpoint of system, the method of mathematics and the application of computer. The conceptual structure of library management system mainly consists of four parts: information source, information processor, information user and information manager.)

说明：  针对2019华为杯数学建模比赛，求解问题一的轨迹搜寻问题。(Aiming at the 2019 Huawei cup mathematical modeling competition, the track searching problem of problem one is solved.)

运用随机函数跌代系统原理绘制出精彩的分形图像-function or use of random generation system principles drawn brilliant Fractal Image

把外部程序作为MDI窗口打开-put external procedures as MDI window open

说明：  QT编写周立功CAN通讯测试软件，供大家学习参考(QT write easyarm CAN communication test software, consult for everybody to learn)

博通交换芯片资料，详细说明了交换芯片的工作原理及注意事项(this is a very useful pdf)

这是我从网上下来的西门子的S7-200常用问题，希望对新手能有用-This is my line down from the Siemens S7-200 common problems, and they hope to be useful for novice

说明：  3DExperience Enovia project planner

说明：  该程序可以实现平面波与球面波的干涉图案。(Interference pattern between plane wave and spherical wave can be realized.)