常見例句雙語例句First, the structure of intermediate input and intermediate use of the third industry changed substantially in the period;第一，在此期間中國第三產(chǎn)業(yè)的中間投入和中間使用結(jié)構(gòu)發(fā)生顯著變化；www.rie.sdu.edu.cn 返回 the first intermediate period