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Why doesn’t my CAD drawing look good at all? The tutorials I find online also only show how to draw, but are there any specific requirements regarding the length-to-width ratio or something like that?
When drawing flowcharts in CAD, it is indeed necessary to pay attention to issues related to aesthetics and proportions. Here are some basic suggestions: 1. Use consistent symbols: For example, use rectangles to represent all processing steps and diamonds to represent all decision steps, which will make the flowchart more organized and uniform. 2. Aspect ratio: It is generally recommended to maintain a moderate aspect ratio for the graphic, avoiding it from being too elongated or too flat. The specific ratio can be adjusted according to the content of the graphic and the overall layout; generally, a aspect ratio of (1.5–2):1 is recommended. 3. Alignment and spacing: Ensure that all graphics are aligned and maintain consistent spacing. This not only makes the flowchart look more organized, but also makes it easier to view and understand. 4. Use arrows to clearly connect the various steps, ensuring that the direction of the arrows matches the flow direction, and avoiding intersections and overlaps to keep the process clear and easy to follow. 5. Colors and text: Different colors can be used to distinguish between different types of steps or to highlight key steps. At the same time, ensure that all text is clear and readable, with consistent size and font. Practicing and referring to some excellent flowchart examples is also very helpful; as you gain more experience, your flowcharts will become increasingly well-designed. .
It is recommended to check HG/T20559
You can also take a closer look at 20519; polylines are generally a better choice for representing process flows
In this case, it can only be said that you paint too little; paint for a few more years, and show your work to experienced colleagues for their feedback, and then you will gradually improve at painting. Additionally, drawing flowcharts isn’t actually difficult; what’s hard is knowing how to draw them properly. If you have a clear plan in mind, it’s easy and straightforward to create good flowcharts. Without any knowledge, even trying to follow a template proves challenging.
I recommend you take a look at HG/T20519