通过使用这个自定义查询系统，您可以控制类别，方向，以及您想要显示的相关元素的深度。

By using the custom query option, you can control the kind, direction, and depth of the related element that you want to visualize.

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控制区域用于接受客户端请求(HTTP、IIOP)，并根据预定义的规则将请求划分为不同的服务类别。

The control region is used to accept the client requests (HTTP, IIOP), and classify the requests into different service classes according to predefined rules.

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一个类别还拥有一个唯一的ID，它被其他类别和规则用来决定控制。

A category also has a unique ID, which is used by other categories and rules to determine containment.

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