缩放一个矩形可以随意改变大小,并可以拖拽.相反可以禁止缩放与拖拽.-Scaling may change the size of a rectangle, and can drag and drop. Instead you can zoom and drag prohibited.

数据预处理工具箱,可以对数据进行归一化与反归一化的处理。-Toolbox data preprocessing, data can be normalized and anti-normalization process.