基本解釋[經(jīng)濟(jì)學(xué)]精密計(jì)量?jī)x器詞組短語短語precision n metrological instrument 精密計(jì)量?jī)x器precision metrological instrument更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)精密計(jì)量?jī)x器