3.5 FAQ-225 如何拟合图层中或图形中的所有曲线？
Last Update: 10/24/2019
如果在单个图层中或图形页面中的多个图层中有多个数据图，则可以在线性拟合或非线性拟合对话框中对所有数据绘图进行拟合。
以下视频演示了对图层中所有数据图进行线性并置拟合。数据在内部被整合（合并为为一个数据）再执行拟合。
类似的选项可以在NLFit工具的设置选项卡中找到。
使用NLFit，您还可以选择使用参数共享执行多个数据图的全局拟合。
Keywords:结合，绘图，数据，非线性，拟合，回归，多数据，多个，combine, plots, data, nonlinear, fitting, regression, multiple datasets, multiple
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