• 2022-06-30
    求拉普拉斯变换式[img=107x44]1803876138e6ff9.png[/img]的原函数为()
    A: [img=104x43]1803876142a229d.png[/img]
    B: [img=106x43]180387614dae0b9.png[/img]
    C: [img=106x43]1803876156deb86.png[/img]
    D: [img=106x43]1803876160524b1.png[/img]