The distortion deformation during diameter reduction not only changes the primary defects (such as hair-line seams) into screwy form, but also enlarges the primary cracks.
而减径变形中的扭转变形不但使原始缺陷形成螺旋状，同时还进一步扩展了裂纹。
Results Obtained the distortion deformation, stress nephogram, section stress of femur neck and upside of femoral shaft of the femur under the bending moment and compressive load.
结果得出了在弯压复合荷载下股骨的变形、应力云图、股骨颈和股骨干上端的截面应力。
The appearing process of the deformation, distortion, split and chaos of KAM ring surface in the conservative pendulum system is studied and simulated numerically.
分析并数值模拟了受扰保守单摆系统中kam环面的变形、扭曲、破裂及混沌出现的过程。
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