基本解釋[經(jīng)濟(jì)學(xué)]渦流轉(zhuǎn)速計(jì)數(shù)器專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)渦流轉(zhuǎn)速計(jì)數(shù)器