扭转应力在横截面上由扭矩作用产生的剪切应力。在弹性范围内，圆柱形横截面上的扭转应力是沿圆形截面的轴由中心向外表面直线增加的。
扭[转]应力函数 Stress function of torsion
许用扭转应力 allowable buckling stress ; allowable twisting stress
DNA扭转应力 DNA torsional stress
自由扭转应力 Free torsion stress ; Stress free reverse
容许单位扭转应力 allowable twisting unit stress
附加扭转应力 additional torsional stress
扭转应力函数 stress function of twist
扭转应力疲劳试验 Torsional stress fatigue testing
用逐次超松驰迭代法求出了扭转应力函数差分值。
Using the successive over-relaxation method, the difference values of the torsion stress function are determined.
为了减少由于缺少支持的环绕形状而产生的强大的扭转应力，设计师精心的斟酌桥梁各处的弯曲程度。
In order to resist the strong torsion stress associated with the support-less winding shape of the bridge, we activate structurally all the sides of its distorted volume.
导出了极坐标系下扇形截面杆件扭转问题的差分格式；用逐次超松驰迭代法求出了扭转应力函数差分值。
A torsion difference scheme of the bar with sectorial cross-section is developed in polar coordinate system.
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