本文介绍一种在老的试验机上配置常规仪器、以进行等应变速度单向拉仲的系统。
This paper introduces a system in which a conventional device is fitted on the old testing machine to make possible the constant strain rate tensile testing.
建立了圆坯拔长锻造的运动许可速度场与应变速率场。
The kinematically admissible velocity field and strain rate field for extension forging of rounds have been established.
用流函数法确定了宽截面薄壁铝型材挤压变形动可容速度场、应变速率场及上限功率。
The flow function method is used to build the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of wide section Aluminum shape extrusion.
用流函数法确定了实心薄壁铝型材挤压变形动可容速度场、应变速率场及上限功率。
The flow function method is used to define the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of solid aluminum shape with thin wall extrusion.
最大破裂位移仅随应变速率敏感系数的增大而增大，而与压头速度和粘度的大小无关。
Maximal crack displacement increases with the increase of strain rate sensitivity, and is independent on punch velocity and viscosity.
通过对高应变速率一维剪切变形理论模型的分析，提出了绝热剪切带宽度和间距与切削速度的关系式。
Based on the theoretic model of one-dimensional shear deformation under high rate loading, a relation of width and spacing for adiabatic shear band to cutting speed is proposed.
通过对高应变速率一维剪切变形理论模型的分析，提出了绝热剪切带宽度和间距与切削速度的关系式。
Based on the theoretic model of one-dimensional shear deformation under high rate loading, a relation of width and spacing for adiabatic shear band to cutting speed is proposed.
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