用matlab实现有限元杆，梁，桁架，钢架，板的toolbox。内有说明和例子。简单实用-Using matlab to achieve the finite element rod, beams, trusses, steel, plate toolbox. There are instructions and examples. Simple and Practical

cad里面的钢束坐标导入到excel表格，然后在导入midas civil的一种工具软件-cad inside the steel beam coordinates imported into excel form, then a tool software to import the midas civil

基于DOS开发环境，在单片机上模拟钢琴的实现，发出钢般的功能-DOS-based development environment, the realization of the analog microcontroller piano, a steel like function