| referenceakse abbr. | |
| commun. transp. | output reference axis |
| mech.eng. | datum axis |
| med. | axis of reference |
| transp. el. | reference axis |
|
spin : 21 phrases in 8 subjects |
| Astronautics | 1 |
| Business | 3 |
| Earth sciences | 2 |
| General | 1 |
| Hobbies and pastimes | 1 |
| Mechanic engineering | 1 |
| Physical sciences | 7 |
| Transport | 5 |