eclipse中java工程源代码。根据实验数据作图。可作出标准的实验室网格图，和标准的应用最小二乘法拟合的直线。-The eclipse s java project is used to make the line illusions from the data gotted from the physical lab

数据进行函数拟合，拟合图像直接显现，分别使用n次拟合-Data function fitting, fitting images directly show, respectively, using the n-th Fitting