Prepare materials Prepare a blank sheet of paper, pencils and markers.
Write a theme
Write "universal joint" on the paper and draw a big circle to represent the theme.
Making subtopics
Starting from the theme circle, draw two sub-themes with straight lines or curves: direct and indirect. Connect them with the theme circle.
4. Make branches and keywords
Under the direct and indirect sub-themes, single universal joint, double universal joint and cross universal joint are made respectively, and corresponding keywords are added. For example, keywords such as "single universal joint" and "small angle universal joint" have been added to the single universal joint branch.
5. Connection relationship
Connect branches and keywords at all levels with straight lines or curves, and show their relationships and connections. For example, the "single universal joint" and the "small angle universal joint" are connected by a straight line, which means that the single universal joint belongs to the small angle universal joint.
6. Final adjustment
Finally, check whether your mind map is accurate and clear, and make adjustments if necessary. You can choose to add more colors, images, arrows and other elements to make the mind map more vivid and interesting.
In a word, it is a simple and convenient job to make a mind map of the classification characteristics and application of universal joints. As long as you follow the above steps, you can make a clear and concise mind map.
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