Because its deformation, stress and vibration of three dimensions are bending-torsional-coupled, the mechanics analysis of this kind of structure is comprehensive.
由于它的变形、受力和振动均是弯扭耦联的，其力学分析就显得比较复杂。
Because its deformation, stress and vibration of three dimensions are bending-torsional-coupled, the mechanics analysis of this kind of structure is comprehensive.
由于它的变形、受力和振动均是弯扭耦联的，其力学分析就显得比较复杂。
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