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Mathcad is a program used for engineering calculations, whilst also allowing the user to display, manipulate and analyse data.
http://www.ptc.com/products/mathcad/
.mcd - Mathcad Document File (文件檔案)
Documents created using the engineering calculation program Mathcad use the file extension .mcd and are known as Mathcad document files. [更多資訊] |
.xmcd - Mathcad Worksheet File (遊戲檔案)
Files that use the .xmcd file extension are worksheet files that are used by the program Mathcad. [更多資訊] |