Taking the sonic tool as an example, a discussion on the application of the theory of Thick-well cylinders, the establishment of mechanics calculation model are presented with the calculated results.

• 摘要本文以声波测井仪为例，探讨了厚壁圆筒理论在石油下井仪中的应用，建立了力学计算模型，并给出了计算实例。