This program can be used LV draw a circle, the radius of the park through the button to modify, and coordinate positions.

说明：这个程序可以用LV画一个圆形，通过按钮修改园的半径，和坐标位置。

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In this example, variable substitution is used for the ID in case your code needs to access the button through its ID.

在本例中，为了防止代码通过其ID访问此按钮，用变量替换了此ID。

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Retrieving sample XML documents is triggered through clicking the button located in the column "Reference Instance" (see Figure 9).

可通过单击“Reference Instance”列中的按钮检索示例XML文档(见图9)。

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so the kind of experiment that we did, let's imagine your mind-magnet you are sitting there, you are looking through little parscope that the screen you can respond with a button press.

我们做的那种试验，让我们想象一下思维磁场,你坐在那里，你在看一个小的示波器的屏幕,你可以以按按钮作为回应。

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