Dimension

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1. Click to open the size constraint command.

2. Select the element whose length or distance you want to label, and press Tab to iterate to toggle the distance labeling the selected element in the "linear, X, Y, Z" direction.

Note: Pressing Tab when labeling angles is not effective.

3. Switch to the direction you want to label and click the mouse in the viewport to generate the dimension label.

4. The other operations are the same as Dimension。