Introduction, as the beginning of the paper, briefly introduces the writing background and purpose of the paper, the origin and realistic requirements of the research, as well as the preliminary work and research survey in related fields, and explains the relationship between this research and the preliminary work, the current research hotspots, existing problems and the author's work significance, which leads to the theme of this paper and guides readers.

The introduction can also point out the theoretical basis, experimental basis and research methods of this paper, and briefly explain its research content; A few words foreshadow the results, significance and prospect of this study, but there is no need to discuss it.

Extended data:

Writing points:

Introduction is also called introduction, preface or introduction. The introduction is the opening work. It is difficult to write an introduction before writing a book. In ancient literary theory, it was known as "crested pig belly and leopard tail". Although scientific papers will not emphasize that the opening of the article is as beautiful, wonderful and fascinating as the phoenix head, the introduction is the first impression to readers and plays an important role in outlining the full text, which cannot be taken lightly.

1, explaining the theme, scope and purpose of the paper.

2. Explain the cause, background and brief historical review of related fields of this study.

3. Expected results or the significance of this study.

4. The introduction is generally not segmented, and the length depends on the content of the paper. The introduction of papers involving basic research is long, and the clinical case analysis should be short. The introduction of most foreign papers is relatively long, generally around 1000 words, which may be related to the strict limitation of words in most foreign journals.

Baidu Encyclopedia-Paper Introduction