| Subject | English | Russian |
| avia. | landing permit required for a tech stop | разрешение на техническую посадку (e.g. landing permit (with four days lead time) for tech stops 'More) |
| avia. | tech stop | техническая посадка (technical stop – e.g. A "tech" stop is usually associated with a requirement to refuel the aircraft due to the destination being too far away to do it in one go. 'More) |