Probe into the Novelty Retrieval of Doctoral Dissertation in Petroleum Colleges and Universities

This paper discusses some problems existing in the opening of doctoral dissertation in petroleum colleges and universities, puts forward some corresponding improving measures, analyzes the necessity of carrying out the novelty retrieval for doctoral dissertation opening, and points out that the novelty retrieval for dissertation opening can help doctoral students have clear and definite direction of the dissertation theme selection, avoid low level and repeated research, and effectively promote the improvement of doctoral dissertation's sci-tech innovation level.