当Rˊ=Ri时,电路阻抗匹配,振荡器的工作状态叫做()。A、过零状态B、欠压状态C、过压状态D、临界状态

当Rˊ=Ri时,电路阻抗匹配,振荡器的工作状态叫做()。

  • A、过零状态
  • B、欠压状态
  • C、过压状态
  • D、临界状态

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