提取txt文件中的站点气候数据，并将其写为tif图像(Extract the site climate data in TXT file and write it as TIF image.)

程序的二元一次方程拟合是针对遥感数据逐像元拟合的。最终会输出各自变量系数以及常数项(以图像形式输出)(The binary first-order equation fitting of the program is pixel-by-pixel fitting for remote sensing data. Ultimately, the coefficients of each variable and the constant terms (output in image form) a