抄録
The high value added has been examined as an element that what resorted to the sensitivity was important in the products. So-called meister's skill has not only the engineering technology but also the sensitive approach methods which can't be made clear, and so that tradition is an important problem. An influence on the tone of the classical guitar production process is added here at the more than a position of engineering. At first, we try the basic dynamic study of the some kinds of wood materials
