latex教学说明官方文档，用于学习以及应用时候查阅
Official document of latex instruction, which is used for learning and application (2020-08-10, WINDOWS, 1041KB, 下载0次)
注册码 注册步骤：
先上官网下载一个source insight 4
解压压缩包，密码diu
然后把解压后的.exe替换安装目录下的source insight4.exe
之后打开source insight, 选第三个，导入解压后的lic文件即可
Registration code registration steps:
Download a source insight 4 first on the official website
Unzip the compression package, the password DIU
Then replace the unzip.Exe with the source insight4.exe under the installation directory
Then open source insight, select third, and import the unzip LIC file (2018-02-01, WINDOWS, 1041KB, 下载65次)
强大的论文排版编辑器, 适用于各类Latex编辑器，全平台通用
The perfect essay editor. Suitable for any Latex editior, and any platform. (2017-10-01, WINDOWS, 634KB, 下载2次)