我们构建另一个数据模型为控制标题栏和表的内容的水平和垂直菜单按钮提供内容。

We built another data model to provide content for horizontal and vertical menu buttons that control the content of the headers and the table.

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当用户选择“Clear”选项时，将在水平菜单按钮或垂直菜单按钮中显示一个1d表(见图2和图3)。

A 1d table is displayed when a user selects the "Clear" option, either in the horizontal or vertical menu buttons (Figures 2, 3).

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另外，图中还显示了两个菜单按钮，第一个在水平标题栏的上边，第二个在垂直标题栏的左边。

One more look at the figure will show two menu buttons, one above the horizontal header and a second to the left of the vertical header.

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