background research

短语词组

短语

background of the research 研究背景
Project background research - 活动背景调研
radiation background research 本底
environmental radiation background research 环境本底
Background of This Research 研究背景
The Background of the Research 研究背景
research background 研究背景
Background information and theoretical research 理论调研
Research Background and Significance 研究背景及意义;研究背景及重要意义;研究背景与意义

返回 background research