Dissertation is a research report or scientific paper written by the author to obtain a certain degree. It is generally divided into three levels: bachelor's thesis, master's thesis and doctoral thesis. Among them, the doctoral thesis is of the highest quality, which is an original scientific research work and the focus of collection and utilization. Dissertation represents different levels of knowledge and is one of the important sources of literature information.

brief introduction

According to the different research methods, the thesis can be divided into three categories: theoretical, experimental and descriptive. The research methods used in theoretical dissertations are theoretical proof, theoretical analysis and mathematical reasoning, through which scientific research results are obtained. The experimental paper uses experimental methods to carry out experimental research and obtain scientific research results; Descriptive papers use the methods of description, comparison and explanation to study newly discovered things or phenomena and obtain scientific research results.

According to different research fields, dissertations can be divided into three categories: humanities academic papers, natural science academic papers and engineering technical academic papers. The text structure of these three kinds of papers is * * *, which has long-term use and reference value.