In this article AOI equipments used in many processes of PCB and SMT manufacturing,several AOI configurations and technical elements are anylyzed,and also the development prospect of AOI equipments is presented.%总结了用在PCB和SMT主要生产环节的AOI设备,分析了几种AOI的结构及相关技术要素,以及AOI设备的发展前景。
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