连续局部塑性精密成形 continual partial plastic precise deforming
硬度是材料抵抗局部塑性形变的量度。
Hardness is a measure of the resistance to localize plastic deformation.
将非局部总应变减去弹性应变，可得剪切带的非局部塑性应变。
Subtracting the elastic strain from the total strain yields the non-local plastic shear strain that depends on the flow stress and the damage variable.
作为一种连续局部塑性成形工艺，滚珠旋压被应用于制造铝合金薄壁筒形件。
As a successively and locally plastic deformation process, ball spinning is applied for the purpose of manufacturing thin-walled tubular parts of aluminum alloy.
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