基本解釋[經(jīng)濟(jì)學(xué)]鐵路技術(shù)改造英漢例句雙語例句In the field of railway construction in China, innovation and improvement in technology are always the top of the priorities.在我國(guó)鐵路建設(shè)中，技術(shù)創(chuàng)新、技術(shù)改造的工作歷來都是國(guó)家鐵路建設(shè)的重點(diǎn)。improvement in railway technology更多例句專業(yè)釋義經(jīng)濟(jì)學(xué)鐵路技術(shù)改造