例句與造句

1. To ensure that technological research can add the highest degree of value to economic activity , all the links in the research and development chain must be in place
   要確保科技研究工作能為經濟活動帶來最大的附加價值，研究和發展產品的各個環節便要完備。
2. 25 . to ensure that technological research can add the highest degree of value to economic activity , all the links in the research and development chain must be in place
   25 .要確保科技研究工作能為經濟活動帶來最大的附加價值，研究和發展產品的各個環節便要完備。
3. It's difficult to find development chain in a sentence. 用development chain造句挺難的