?闭合振荡电路

... 闭合褶皱 closed fold 闭合振荡电路 closed oscillation circuit 闭合阵列 closed array ...

?通路振荡电路

... The Oscillation Circuit 它振荡电路 closed oscillation circuit 通路振荡电路 oscillation equation of series circuit 串联电路的振荡方程 ...