The teacher couldn't get the card when submitting the final draft of the paper. After the defense, it won't be blocked. Submit the final draft after revision. Papers and topics selected in the past three years will not be repeated. As long as they pass the' machine review' or do not do machine extension, the papers identified by college teachers can avoid plagiarism. Postgraduate is a kind of academic qualification in higher education, which can be divided into master's degree and doctor's degree. Graduate students are mainly divided into full-time and part-time students. Full-time and part-time graduate students implement the same examination enrollment policies and training standards, and their academic degree certificates have the same legal status and the same effect.