天花俗称顶棚,是我国传统建筑艺术中室内装修的一种。天花的名称始于清代,清以前称平(?),同时还有其它的名称。据宋代李试所著《营造法式》记载:“平(?),其名有三:一曰平机,二曰平橑,三曰平(?),俗谓之平起:其以方椽施素板者,谓之平 Ceiling, commonly known as ceiling, is a kind of interior decoration in the traditional architecture of our country. The name of the smallpox began in the Qing Dynasty, before the Ping (?), As well as other names. According to the Song Dynasty Li test book “to create a French” records: "Ping (?), The name of three: one said flat machine, two flat, three flat (?), Popular said: Vegetarian, that the flat