描述
计算机辅助设计是通过PLC编程软件在计算机上进行程序设计、离线或在线编程、离线仿真和在线调试等等。使用编程软件可以十分方便地在计算机上离线或在线编程、在线调试，使用编程软件可以十分方便地在计算机上进行程序的存取、加密以及形成EXE运行文件。
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