基本解釋[經(jīng)濟(jì)學(xué)]間歇振蕩器變壓器詞組短語短語blocking g oscillator transformer 間歇振蕩器變壓器blocking oscillator transformer更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)間歇振蕩器變壓器