对以上数据模型使用IDEF 1x符号的例子如下面的图9所示。

The IDEF1X notation for the above data model example is shown in Figure 9 following.

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W3Eval的表达式由表1所示的符号组成。

Expressions in W3Eval are built from the tokens shown in Table 1.

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而图形符号则是导示系统的灵魂。

And the graphic symbol is the soul of signs system.

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而图形符号则是导示系统的灵魂。

And the graphic symbol is the soul of signs system.

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