基本解釋[經(jīng)濟(jì)學(xué)]電抗衰減器詞組短語(yǔ)短語(yǔ)waveguide reactance attenuator 波導(dǎo)管電抗衰減器variable reactance attenuator 可變電抗衰減器variable e reactance attenuator 可變電抗衰減器reactance attenuator更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)電抗衰減器