# 默认监视缩略图

"默认监视缩略图"使教师能够在学生计算机连接多台显示器的情况下，选择是显示任何显示器（1 个或 2 个），还是所有所选学生计算机。

<figure><img src="/files/xVJVMu3X31e5VErRblzE" alt=""><figcaption></figcaption></figure>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.faronics.com/faronics-insight-docs/chinese/shi-yong-faronics-insight/insight-teacher-kong-zhi-tai/bu-ju-xuan-xiang/mo-ren-jian-shi-suo-le-tu.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.