基本解釋[經(jīng)濟(jì)學(xué)]相移鍵控調(diào)制器詞組短語短語quarter phase -shift-keying modulator 二相移相鍵控調(diào)制器phase-shift keying modulator更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)相移鍵控調(diào)制器