1, centered: the picture is located in the center of the page, and the text content is arranged above or below the picture. This method is suitable for large pictures that need to be highlighted, such as illustrations or photos.

2. Align left or right: The picture is located on the left or right side of the page, and the text content surrounds the picture. This method is suitable for the situation that the picture is small and related to the text content, such as the experimental result chart or schematic diagram.

3. Close Surrounding: The picture is closely combined with the text content, and the text surrounds the picture to adapt to the shape of the picture. This method is suitable for situations where the shape of the picture is complex or needs to be explained in detail, such as flow chart or structure chart.

4. Embedding: The picture is directly embedded in the paragraph and mixed with the text content. This method is suitable for situations where pictures are closely related to text content and need to be directly inserted into relevant paragraphs, such as experimental data or statistical charts.