• 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]180382d337f7a13.png[/img]
    A: [img=158x43]180382d34301fa4.png[/img]
    B: [img=158x43]180382d34e7697a.png[/img]
    C: [img=167x43]180382d3590c4bb.png[/img]
    D: [img=167x43]180382d36444e75.png[/img]