求翻译：第一章从公安机关群体性事件处置的法律依据、处置的现状、国外群体性事件处置的方法及借鉴等方面，对公安机关群体性事件的处置进行概述；是什么意思？

Chapter events from the public security organs, mass disposal of legal basis, the status of disposal of the foreign groups, events, and learn other methods of disposal, the public security organs of the disposal group an overview of events;

The first chapter of groups from the public security organs disposed of events based on laws, dispose of the status quo, and foreign groups and learn from incidents such as the method of disposal, the public security organs in the disposal of events outlined groups;

Aspects and so on method and model from the public security organ communitive event which the first chapter which handles the legal basis, the handling present situation, the overseas communitive event handles, carries on the outline to public security organ communitive event handling;

First chapter from the legal basis for the public security organs dealing with group events, disposal of the status quo, methods of dealing with group events abroad and its implications, and so on, public security organs dealing with group events overview;

First chapter from the legal basis for the public security organs dealing with group events, disposal of the status quo, methods of dealing with group events abroad and its implications, and so on, public security organs dealing with group events overview;