Academic experience and foundation are the basic and rigid requirements for a master to apply for a doctor's degree, and are also the key elements for a tutor to judge whether an applicant is suitable for a doctor's degree. Therefore, a master who has no articles to apply for a doctoral degree shows that he has basically no experience in participating in the project during his postgraduate period and has little academic training, so he will generally not be selected by his tutor. Academic experience and foundation are the basic and rigid requirements for extending the information master's application for doctoral degree, and are also the key elements for the tutor to judge whether the applicant is suitable for doctoral degree. Therefore, there is no article to apply for a doctoral master's degree, which shows that he basically did not participate in the project during his postgraduate period, and there was little academic training, so he was generally not selected by his tutor.