(接上期)四、中音及低音单簧管(一)八度键即泛音键的诸问题低音及中音单簧管的泛音键,其结构从简单的只有两个键子的简约型到附设连接杆、键子从颈部扩展到右手第3个手指的复杂怪异如入迷宫型的都有。因此解说这么多的型号,讲述其调整方法几乎是不可能的。我们只要把形态比较单纯(用左手第1 (Continued) Fourth, Alto and bass clarinet (A) octave key is the overtone key problems Bass and midrange clarinet harmonic key, its structure from simple only two simple keys to attach the connecting rod, Expansion of the key from the neck to the right hand, the third finger of the complex weird as maze-type have. So to explain so many models, telling them how to adjust is almost impossible. We simply form a simple (with the left hand first