图示体系,质点的运动方程为:()https://assets.asklib.com/psource/201510281441317284.jpg

A . y=7l3/768EI[Psin(θt)-mhttps://assets.asklib.com/psource/2015102814410498565.jpg ]B . m[https://assets.asklib.com/psource/2015102814410498565.jpg ]+(192EI/7l3)y=Psin(θt)C . mhttps://assets.asklib.com/psource/2015102814410498565.jpg +(384EI/7l3)y=Psin(θt)D . y=7l3/96EI[Psin(θt)-mhttps://assets.asklib.com/psource/2015102814410498565.jpg ]

时间:2022-09-16 00:43:35 所属题库:结构力学题库

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