When you select a menu item, the corresponding target is invoked, and the source data is transferred to it.

当您选择一个菜单项时，相应的目标就会被激活，而源数据就会传递给它了。

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Select the ID query item as the data item source, and click OK.

选择ID查询项作为数据项来源，然后单击ok。

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Select the SKILL_CAT query item as the data item source, and click OK.

选择SKILL_CAT查询项作为数据项来源，然后单击ok。

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