“各位市民,上午好！郑州巡警提示您,注意保管好随身携带的钱物, 防止被抢、被骗……”近日,郑州市交巡警一大队的六台巡逻警车开上大 街小巷进行喊话巡逻。用巡逻车喊话的威慑效果明显,然喊话仅进行了几 天,“两抢”犯罪率明显下降,街头打架斗殴事件明显减少。(11月28日 《工人日报》) “Members of the public, good morning! Zhengzhou Patrol prompts you to pay attention to take good care of the money, to prevent being robbed, cheated ... ...” Recently, the Zhengzhou Patrol Police Brigade’s six patrol police car on the streets to shout patrol. The deterrent effect of using patrol cars to propaganda was obvious. However, propaganda was only carried out for a few days. The crime rate of “two robbers” dropped significantly and the number of fights on the streets markedly decreased. (Workers Daily, November 28)