最小二乘法的min2x文件预处理

        String a = "13.6    13.8    13.6    13.8    13.6    13.8    14  14.2    14.4    14.6    14.8    15  15.2    15.4    15.6    15.8    16  16.2    16.4    16.6    16.8    17  17.2    17.4    17.6    17.8    18  18.2    18.4    18.6    18.8"              ;        String a_01 = "0    0.73    2.1 2.38    3   3.68    4.22    4.56    4.97    5.22    5.81    5.98    6.87    6.95    7.25    7.49    7.85    8.16    8.25    8.48    8.79    9.02    9.18    9.34    9.54    9.67    9.7 9.82    9.85    9.87    9.87"                  ;        //使用从excel复制出来的空格来正则分割         String[]  b = a.split(" +");                String[]  b_01 = a_01.split("   +");            for (int i = 0; i < b_01.length; i++) {            System.out.println(b[i]+"="+b_01[i]);        }