常用命令文档帮助地址

curl : curl - How To Use

tcpdump 下载地址: Microolap TCPDUMP for Windows — Download

web services : Web Services Addressing 1.0 - Core (w3.org)

w3 tools : All Standards and Drafts - W3C

excel 公式文档：https://learn.microsoft.com/zh-cn/dax/