ansys中加质量单元,可以节省大量的节点输入工作，提高编程效率。
ansys added quality unit, you can save a lot of input nodes work to improve programming efficiency. (2014-09-20, MathCAD, 1KB, 下载8次)
非常适用的maple教程，可以很快入手maple的编程
Tutorial is ideal for the maple, maple programming can quickly start (2010-06-27, MathCAD, 4312KB, 下载11次)