automatic axis bulbs (alphabetical) - command description
To describe axes with letters:
1. Specify first letter
2. Select subsequent axes
Subsequent axes will be described with ascending letters, beginning with the one typed in step 1.
After reaching Z, further axis will be described with letter A.
You can change settings for created axes descriptions (layer / size / prefix / suffix) with command axp
If you need to add numerical description, use command ax1