例句與造句

1. This collaboration could be in areas such as research and development, upgrading of human resources and technology transfer,
2. The five initiatives are : Implementation of productivity and quality management systems; Improvements through benchmarking activities; Intensifying the application of information technology; Skills upgrading of human resources; and, Quality products through research and development.
3. It's difficult to find upgrading of human resources in a sentence. 用upgrading of human resources造句挺難的