古筝是中国最古老的弹弦乐器之一,早在春秋战国时期,就已盛行于陕西和甘肃一带。据古文献记载,古筝最早为五弦。一般认为,古筝是由早期的五弦发展为汉代十二弦进而为隋唐的十三弦,明代增至十四、十五弦,到了近代,才出现了十六弦乃至现代的二十一至二十六弦筝,现在最常用的古筝是二十一弦制的S型古筝。古筝由筝身、筝头、筝尾、筝面板、筝底板、筝边板、前岳山、后岳山、筝码、弦轴、系弦轸(孔)、弦线和发音孔等部分组成。古筝的种类繁多,有S型古 Guzheng is one of China’s oldest pop music instruments. As early as the Spring and Autumn Period and the Warring States Period, it was prevalent in Shaanxi and Gansu. According to ancient records, the earliest five Zheng. It is generally believed that the zither developed from the early five strings into the twelve strings of the Han Dynasty and then the thirteen strings of the Sui and Tang Dynasties, adding to the fourteen and fifteen strings in the Ming Dynasty. In the modern era, there appeared the sixteen strings of twenty-one strings Twenty-six kite, now the most commonly used guzheng is twenty-one string type S guzheng. The guzheng is composed of zhengzheng, kite head, kite tail, zheng panel, zheng bottom board, kite edge board, Qian Yue Shan, Hou Yue Shan, Zheng code, chord axis, chord Zhen (hole), chord line and pronunciation hole and other parts. A wide variety of guzheng, S-type ancient