Propagation properties of the nonlinear torsional wave in a non-circular cross-sectional rod are investigated in this paper.
研究了非圆截面杆中非线性扭转波的传播特性。
Inversely proportional to the cross-sectional area of the rod.
棒子的横截面积，成反比。
Formula for internal resistance ratio under a quick section - load, expressions on sectional flexural torque and shear force when rod bent are given.
给出了截面快速加载下的内阻比计算公式，以及杆件弯曲时截面弯矩、剪力的表达式。
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