• 2022-06-07
    1802eb2c13858d4.jpg电路原来已经达到稳态,t=0时开关闭合,则[img=40x25]1802eb2c1c6999f.png[/img]为
    A: [img=100x24]1802eb2c24c6935.png[/img]
    B: [img=100x24]1802eb2c2cd2f88.png[/img]
    C: [img=93x24]1802eb2c352fa04.png[/img]
    D: [img=93x24]1802eb2c3dd8e41.png[/img]