Text copy ratio cannot exceed 30%. The reproduction rate of words is an important means to detect whether a paper is duplicated or not. If the proportion of plagiarism exceeds 30%, it can be judged that the paper belongs to plagiarism and the general school will not pass it.

Thesis is a Chinese word, and its pinyin is lùnwén, which is a common word in classical literature and refers to conversation or exchange of ideas. Nowadays, papers are often used to refer to articles that conduct research in various academic fields and describe academic research results, which are referred to as papers for short. It is not only a means to discuss problems in academic research, but also a tool to describe academic research results in academic exchanges. Including academic papers, graduation papers, dissertations, scientific papers, achievement papers and so on.