这是关于用MATLAB编写M文件求复合材料层合板性能指标的一个作业，第一个M文件是对层合板性能的分析，第二个M文件是对层合板破坏的分析。-This is written in MATLAB M-file on demand using composite laminates performance of a job, the first M-file is a performance analysis of laminated plates, the second M-file is damaged laminate analysis.