本文从分析乐亭影戏唱腔结构入手,对目前我国音乐学界两类较具影响力的板腔体定义进行了检讨,密切联系词格对我国戏曲音乐体制中的曲牌体和板腔体从历史渊源及发展、音乐特征等方面加以区分,对戏曲体制中的板腔体的界定提出了新的反思。板腔体是我国戏曲音乐的一种重要唱腔结构体制,是诗赞体音乐体制的高级阶段,其初级阶段是诗赞吟诵体。 This article starts with the analysis of the structure of the music in Laoting’s shadow play and reviews the two most influential panel cavities in the field of music science in our country. And development, music features and so on to distinguish between the definition of the plate cavity in the opera system proposed a new reflection. Plate cavity is an important structure of singing system of Chinese opera music. It is the advanced stage of the poetic music system. The initial stage is poetry praise.