sectional rod的意思|示意

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。

Inversely proportional to the cross-sectional area of the rod.

棒子的横截面积，成反比。

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。