On August 21, 2015, Xia Wei and Meng Lubo, graduate students of the research group, participated in the defense of the doctoral dissertation. After careful preparation, they presented and vividly explained the research background, research methods, main results, and innovation highlights of the thesis through the form of PPT, and reported their thesis work. The defense shall be conducted strictly in the order of the applicant's introduction of the thesis content, committee members' questions, and the applicant's defense. In the defense, each student showed his graduation thesis written under the careful guidance of the tutor and hard work. The teachers of the defense committee carefully reviewed and strictly controlled. After carefully listening to each student’s explanation, they reviewed and asked questions one by one in combination with the thesis statement and research practice. The defense master students actively thought about the teachers’ questions and answered them carefully. In addition, the teachers also pointed out the problems and deficiencies of the thesis pertinently, and provided valuable guidance on the direction of the respondent's future research, so as to help students understand their own thesis level more deeply, and facilitate future further development in this field. Research. Finally, after closed-door discussions and secret ballots, the committee members fully affirmed the students' defense quality and thesis level. They believed that Xia Wei and Meng Lubo's graduation thesis met all requirements, and all passed the defense. They agreed to grant them a doctorate degree. Congratulations them!
