• 2022-05-27
    已知某简谐振动的振动曲线如图所示,位移的单位为厘米,时间单位为秒.则此简谐振动的振动方程为: ()[img=188x116]1802d261b45b90e.png[/img]
    A: [img=139x31]1802d261bdee107.png[/img]
    B: [img=142x33]1802d261c69837f.png[/img]
    C: [img=141x33]1802d261cf87bc4.png[/img]
    D: [img=137x36]1802d261d775d19.png[/img]
  • 举一反三