在电流片两侧的基态速度场与磁场相互平行的位形下，讨论了速度切变对撕裂模不稳定性的影响。
The influence of shear flow along the magnetic field accompanied with a plane current layer on the tearing instability is analyzed.
本文首先从切削剪切变形和刀具离散化理论出发，推导出高速铣削条件下铣削力和切削速度的关系模型。
A relation model between cutting forces and cutting speed is established for high speed milling condition on the basis of research into the theory of shear distortion and the discrete milling cutter.
建立了局部(塑性)剪切变形梯度与局部(塑性)剪切应变分布之间的关系及速度梯度与应变率分布之间的关系。
The relation between the gradient of local (plastic) shear deformation and the local (plastic) shear strain and that between the gradient of velocity and the strain rate were established.
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