空中三角解析测量，用于摄影测量中的地面点位置测量

实现一个字符串类的若干函数的操作-achieve a certain kind of string function operation

sdi音频嵌入及解嵌代码,代码使用Verilog HDL语言(SDI audio embedding and decoding code, the code using Verilog HDL language)

说明：  基于MMC显式拓扑方法实现连续体结构拓扑刚度最大化优化(topology optimization based on MMC method)

说明：  matlab信号特征提取程序集合，包括信号的多种经典特征(Signal feature extraction matlab collection procedures, including the classic characteristics of a variety of signals)

实现汽车检测业务的小程序，包括Excel电子表格模板导入等功能(Automotive testing business procedures, including the Excel spreadsheet template to import functions)

将所提供的28条地震动的加速度幅值调整为0.2g，计算并绘制相应的平均加速度反应谱（阻尼比为5%），并以该反应谱为基础，采用振型分解反应谱法计算各楼层的地震力。(The seismic force of each floor is calculated by the mode decomposition response spectrum method.)

这是一张ascii表，学计算机的人都知道它的作用，这里我就不多说了。-This is a ascii table, a computer who know their role, I am not here to talk a lot.

虽然是英文版的，但是非常难得学习PSCAD的材料，配有实例的教材讲解！(Although in English, but very rare PSCAD learning materials, with examples of teaching materials to explain! )

新东北教育招生录取查询系统，功能有考生信息录入，包括考生姓名、准考证号、高考分数、联系电话、录取专业、录取时间等。录取专业管理，修改、删除、增加的专业名称。后台管理员管理等。 后台文件夹admin 用户名和密码都是admin(The new Northeast Education Enrolment inquiry system has the function of examinee information entry, including the name of the examinee, the quasi examination number, the score of the college entrance examination, the contact phone, the admission profession and the admission time. Administer professional management, modify, delete and increase the professional name. The management of the backstage administrator. Background folder admin The username and password are all admin)

有两个磁盘文件A和B,各存放一行字母,要求把这两个文件中的信息合并(按字母顺序排列), 输出到一个新文件C中。(There are two disk files A and B, each storing a line of letters, requiring that the information in the two files be combined (in alphabetical order) and output to a new file C.)