The variation of the DSCF with the diameter of the auxiliary hole has been presented and the optimum size of the auxiliary hole has been obtained.
文中得到了动态应力集中系数随辅助孔直径的变化规律，同时得到了辅助孔的优化尺寸。
2
The influences of wave Numbers, Angle of incidence, combination of different media parameters and cavity shape upon the DSCF around the cavity are discussed.