The functions of this system in dealing with points, lines, surfaces, annotation, property, plot effects and quality inspection control and other aspects are introduced.

该文着重阐述了该系统在处理点、线、面、注记、属性、出图效果及质量检查控制等方面的设计。

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The Chart control by default will choose an automatic minimum and maximum for a value axis that will make all the data points visible and leave a little bit of margin around the plot area.

缺省情况下，图表控件会为值轴自动选择一个最小值和最大值，使得所有的数据点均可见，并且在绘图区周围留下一些空白。

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