基本解釋[經(jīng)濟(jì)學(xué)]勒謝爾電路詞組短語短語lecher wire circuit magnetron 勒謝爾傳輸線磁控管lecher wire resonance circuit 勒謝爾線諧振電路lecher circuit更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)勒謝爾電路