摄像机是整个监控系统的核心设备，选型时应根据现场环境和用户需求，慎重选择。针对摄像机产品，就各种类型摄像机的选用原则做以下简单说明，希望对您的项目有所帮助.-The camera is the core of the whole monitoring system equipment, selection shall be based on the scene environment and user needs, carefully chosen. Products for the camer