关于zigbee的英文初级培训资料，讲述了zigbee的发展、无线网络标准、应用案例（包括智能家居、工业产品、路灯控制、空调能源管理等）以及zigbee的性能特点。-Initial training in English on the zigbee information about the development of zigbee, wireless network standards, application cases (including the intelligent home, i