There are three types of security label components: array, set, and tree.

有三种类型的安全标签组件：数组、集合和树。

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Set security label component: a set is an unordered list of elements.

集合安全标签组件：集合是一组无序的元素。

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Set security label component: a set is an unordered list of elements.

集合安全标签组件：集合是一组无序的元素。

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