结构篇中心、层次及其他集中是戏曲艺术的基本规律之一。剧作者不仅应该理解它,而且也有必要从各个方面掌握与此有关的各种方法。集中表现在结构上,就是组织矛盾要集中,安排场子要集中。前者是以纵线为主,围绕着主要事件发展剧情;后者则以横线为辅,要求每场戏确定一个中心。这样就可以集中地运用戏曲综合艺术手段,为刻划人物性格、体现主题思想,创造有利条件。由于这种点线结合的分场结构方法,可以通过“线”的贯串,一场一场地把“点”连缀 Structure of the center, level and other concentration is one of the basic rules of the art of opera. The playwright should not only understand it, but it is also necessary to master the various ways in which it relates. Focus on the performance of the structure, that is, to focus on organizational conflicts, arrange places to concentrate. The former is dominated by vertical lines and develops plots around major events; the latter, supplemented by horizontal lines, requires that each play establish a center. In this way, we can make use of the comprehensive art of opera in a concentrated manner, creating favorable conditions for characterizing the character, reflecting the theme and thinking. As a result of this combination of point and line structure of the sub-field structure, through the “line” through the string, one by one to the “dot”