“片花”trailer一词最早源于好莱坞,是指在影片结束后跟映的其他电影预告。如今,片花被应用于广播,用在节目开始,介绍、预告和宣传节目,或在广播的每个整半点以及节目中间,用来提示、推广频率形象。在目前各种媒体竞争激烈的环境下,广播媒体需要通过宣传整频资源来提高频率知名度,频率片花就是推广频率的一种手段。一条短则十几秒,长则几十秒的片花通过精心的策划,运用构思巧妙的 “Flap ” The term trailer originated in Hollywood, refers to the film after the end of the movie with the other trailer notice. Today, film flowers are used in radio, used in program start, introduction, notice and publicity programs, or in the middle of every broadcast and the middle of the program, to prompt and promote the frequency image. In the current highly competitive media environment, the broadcast media need to promote frequency awareness through the promotion of frequency resources, which is a means of promoting frequency. A short period of ten seconds, a few tens of seconds long film flowers through careful planning, the use of clever ideas