2. The defense shall be presided over by the chairman of the judging committee, and the defense shall be declared open.
3, the respondent to make a paper presentation, report the main contents of the paper and the problems that need to be explained, the time is not more than 5 minutes.
4. The judges ask questions (generally, each member asks 1-2 questions).
5. The respondent's oral defense time shall not exceed 2 minutes.