The features of advert exchanges are engineered to guarantee an ideal transaction for the two the events involved.垂直类广告网络根据品牌广告主的主流需求，来采购相关的垂直媒体，譬如汽车类广告有很大的投放预算，有些广告网络就包断相应的汽车类媒体频道资源，整合成一个媒体包卖�