The parametric resonances of first mode of order 1/2 of clamped-clamped pipes conveying pulsating fluid are investigated under some different mean flow velocities.

• 对三种合成管道在几个不同的平均流速和脉动流作用下做了多次重复实验获得了第一振型1/2次谐波参数共振相关实验数据,实验结果与理论结果在定性上一致。