梯形应力脉冲在弹性杆中的传播过程和几何弥散1)
杨洪升*,李玉龙*,周风华†2)(
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THE PROPAGATION PROCESS AND THE GEOMETRIC DISPERSION OF A TRAPEZOIDAL STRESS PULSE IN AN ELASTIC ROD 1)
Yang Hongsheng*,Li Yulong*,Zhou Fenghua†2)()
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图11. 上升沿时间对几何弥散效应的影响 ($\nu = 0.3$,$\bar {x} = 5$)
Fig.11. The effect of wave front rising time on the geometric dispersion effect ($\nu = 0.3$,$\bar {x} = 5)$
