【摘要】 改革开放以来，我国包装工业得到了迅速发展。为了加强对包装工业发展的宏观调控，防止包装工业发展中急功近利的短期化倾向，很有必要分析中国包装工业发展与国民经济发展的相互关系。本文将包装工业总产值与国民生产总值两个变量之间的变动关系加以模型化，求出回归方程，以便对包装工业的发展与国民经济发展的相互影响程度进行分析。更多还原

【Abstract】 As far as the writers are concerned, it is highly necessary to get aware of the relationship between the packing industry and the national economy in our country. Considering the two variables:the total package industrial output and the gross national product,the paper describes them as mathematics regression equation and also points out that it is much more convenient to analyse the interaction between them.更多还原