n.共鳴器；共振腔；諧振電路

The impact of resonancefrequencies caused by the structure of the spherical resonator had been also discussed,and they were corrected by perturbation terms. 據(jù)此設(shè)計和制作了一套高精度的球共鳴器和低頻音頻信號測量裝置，建立了一套球共鳴聲學(xué)法測量氣體音速的實驗系統(tǒng)。

諧振器