书列出了AutoCAD的所有命令、功能介绍及其相关系统变量，十几个快速入门方法将有助于读者尽快掌握命令的使用。 本书命令齐全，查阅方便，是您案头必备的参考手册。-Book lists all the AutoCAD commands, functions and its related system variables introduced, more than a dozen methods of Quick Start will help readers use the command as

一本很全orCAD的工具书，里面包含安装应用以及练习，方便实用。-A very useful reference book which contains useful informations about application and exercise.

一本关于开放验证方法学的快速入门教科书,适合mentor和cadence的仿真工具-a quick tour reference book about OVM