单簧管有别于其他管乐器,其他管乐器是使用八度演奏,而单簧管用的是十二度演奏。八度演奏就是在原手指按键的基础上,闭合高音键子,还能够吹奏一个完整的八度音程的音。由于单簧管与其他八度演奏的乐器结构不同,使得它的高音孔位置与其他乐器有所不同。单簧管的八度音程演奏较不方 Clarinet is different from other wind instruments, other wind instruments use octave performance, and clarinet uses twelve degrees. Octave playing is based on the original finger keys, closing the treble keys, but also to play a complete octave tone. Because of the different structure of the clarinet and other octaves, the position of the treble hole is different from other instruments. Clarinet octave playing less than square