The paper summarizes the purposes, meanings, main functions and application examples in realizing the gridding supervision system of air polution prevention, sees that the gridding supervision system plays an important role in looking up polution sources exactly, holding the changes of air quality at real time in the whole area and raising the supervising capacity and level of air polution prevention.%综述了实现大气污染防治网格化监控系统的目的、意义、主要功能和应用实例，提出网格化监测系统对准确查找污染源、实时掌握整个区域大气质量变化情况，提升大气污染防治的监管能力和水平起到了重要作用。
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