{TAIL ~ This arrangement} can reduce the stress generated on the lower side of {HEAD ~ the cross section} when the extruded aluminum alloy part is bent, so that the extruded aluminum alloy part can be effectively made stronger against deformation 
{ TAIL ~ This arrangement } can reduce the stress generated on the lower side of { HEAD ~ the cross section } when the extruded aluminum alloy part is bent , so that the extruded aluminum alloy part can be effectively made stronger against deformation
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