The first style is a straight bar.
第一式是一个直杆。
The SPAR element assumes a straight bar, axially loaded at its ends, and of uniform properties from end to end.
该杆单元假设为直杆,在端部施加力为轴向荷载,材料特性沿全长均质。
The longitudinal vibration equation of elastic straight bar with nonlinear material under the action of axial force is set up.
建立了非线性材料弹性直杆在轴向扰力作用下的纵振方程。
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