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分析圆管弯扭变形综合实验中主应力和主方向测量误差,对被测截面应力和应变进行分析,用理论结果证明该方法测试效果可靠性。
The main stress and main direction measurement error in the comprehensive experiment of tube bending and torsion deformation are analyzed. The stress and strain of the tested section are analyzed. The theoretical results show the reliability of the method.