• 2022-06-07
    1803e19ec127a46.jpg电路原来已经达到稳态,t=0时开关闭合,则[img=40x25]1803e19ec94548b.png[/img]为
    A: [img=100x24]1803e19ed268a61.png[/img]
    B: [img=100x24]1803e19edaedeaf.png[/img]
    C: [img=93x24]1803e19ee29e0e6.png[/img]
    D: [img=93x24]1803e19eeb8e835.png[/img]