思想与表达二分法和合并原则是著作权法中的重要原则,具有较高的实践价值,本文从基本概念和司法实践两个方面,论述这两个原则在实践中的指导价值,并进一步阐述将其纳入著作权法的必要性。 Ideology and Expression The dichotomy and the principle of merger are important principles in the copyright law and have high practical value. This article discusses the guiding value of these two principles in practice from two aspects: basic concept and judicial practice, and further elaborates It incorporates the need for copyright law.