将matlab产生的一个矩阵,比如一个多行两列的矩阵，第一列表示时间，第二列表示数值，按一定格式输出到txt,进而为其他软件调用，注意txt文件将输出到matlab当前文件夹路径下。-Matlab generate a matrix, such as a multi-line two matrix, the first column indicates the time, the second column indicates the value, according to a certain format for output to txt, which in turn calls for other software, pay attention to txt file is output to the current file matlab folder path.