She said revenues from classified, online and search advertising all outstripped those from radio, and that advertising agencies were tuning out of the medium.
她说，根据收入划分，在线广告和网络搜索要远远好于广播电台，所以广告代理机构渐渐淡出了传统媒介。
2
Based on the PID control theory and recent PID parameter tuning method, a tuning method using direct search optimization (LJ method) is designed.