• 2022-06-29
    已知简谐振动曲线如图,请写出此振动的运动学方程[img=363x232]18033272426ab3b.png[/img]
    A: [img=158x43]180332724e10fdb.png[/img]
    B: [img=158x43]180332725805e6a.png[/img]
    C: [img=167x43]18033272622c453.png[/img]
    D: [img=167x43]180332726d9164c.png[/img]