卷动图形是一个选择性的检视会显示最新的资料点。
A scrolling graph is an optional view which shows the most recent data points.
用滑鼠拖拽资料点及其错误栏，观察多项式曲线即时作出的最佳改变。
With your mouse, drag data points and their error bars, and watch the best-fit polynomial curve update instantly.
如果您变更数值座标轴，使它变得比资料点的大小还要小，就可以使用这个属性来设定是否要显示资料标签。
If you change the value axis in such a way that it became smaller than the size of the data points, you can use this property to set whether to show the data labels.
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