improvement in railway technology

基本解釋

• [經(jīng)濟(jì)學(xué)]鐵路技術(shù)改造

英漢例句

雙語(yǔ)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(lái)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