In the numerical simulation of relieving residual stress by hammer peening, contact element technique was firstly adopted for establishing the finite model and calculating the hammer peening.
首次在锤击消除焊接应力的数值模拟研究中，采用接触单元技术建立有限元模型模拟计算锤击作用。
The inversion method combining the genetic neural network and the discrete element simulation of triaxial tests is proposed for determining the contact model parameters of the conditioned soil.
将神经网络、遗传算法、三轴实验和离散元数值模拟相结合，用于改性砂土等效离散元接触模型参数反演。
After building the equations of tooth surfaces and the meshing model of a spherical gear pair, tooth contact analysis of spherical gear pairs is performed through simulation.
在建立了球齿轮齿廓曲面方程和啮合模型基础上，利用计算机仿真的方法对其进行了齿面接触分析研究。
After building the equations of tooth surfaces and the meshing model of a spherical gear pair, tooth contact analysis of spherical gear pairs is performed through simulation.
在建立了球齿轮齿廓曲面方程和啮合模型基础上，利用计算机仿真的方法对其进行了齿面接触分析研究。
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