Determine according to the regulations of the school and major. Direct Ph.D. is the abbreviation of direct Ph.D., which is one of the doctoral enrollment methods (unified examination enrollment, master's and doctoral studies, early Ph.D., direct Ph.D.). Generally speaking, direct Ph.D. students need to complete a certain amount of scientific research before or during the Ph.D. Achievements include publishing papers, applying for patents, participating in academic conferences, etc. Specific requirements need to be determined according to the regulations of the school and major. An article is an independent piece of text that is not very long.