试论 20 世纪中国乐器改良之得失—以古筝为例目 录摘 要...................................................................................................................................IAbstract.............................................................................................................................III绪 论...................................................................................................................................1一、问题起源......................................................1 二、乐器、改良、改革的改良界定三、研究范围及意义................................................5四、研究现状......................................................6五、研究思路及步骤................................................7六、研究方法......................................................7第一章 20 世纪中国民族乐器改良探索..........................................................................8第一节 20 世纪上半叶乐器改良探索(1903-1949).................................................8一、理论方面.............................................................................................................10二、实践方面.............................................................................................................12第二节 20 世纪下半叶乐器改良探索(1949-2000).................................................12一、理论方面.............................................................................................................14二、实践方面.............................................................................................................15第二章 古筝形制演变历程与近现代改良.....................................................................17第一节 古代传统筝形制.............................................................................................17一、唐之前五弦筝与十二弦筝.................................................................................17二、隋唐宋元十三弦筝、十四弦筝..........