己二酸-1,4-丁二醇-尿素共聚物的合成与表征刘跃军,谢伟,刘亦武,刘磅mag(2012)Cited 23|Views3No scoreAI Read ScienceMust-Reading TreeExampleGenerate MRT to find the research sequence of this paperChat PaperSummary is being generated by the instructions you defined