通过excel将输入读入matlab中，计算文件第四列元素的最大值，最小值和均方根值，对应z波面拟合中的PV RMS的计算。上传文件中包括excel文件-Input read by excel in matlab to calculate the column IV of document elements of the maximum, minimum and RMS values, corresponding to zernike Wavefront fitting of PV RMS ca

输入Excel文件，很简单，并应用广泛，可以输入大量数据(Enter the Excel file, very simple, and widely used, you can input a large amount of data)