| English | French | |
|---|---|---|
| Construction | ||
| Construction | narrow-gauge | à voie étroite |
| English | French | |
|---|---|---|
| Construction | ||
| Construction | narrow gauge railway | decauville [m] |
| Construction | narrow gauge railway | voie étroite |
| Mechanics | ||
| Mechanics | narrow gauge | voie étroite |
| Technical | ||
| Technical | narrow gauge locomotive | locomotive à voie étroite |
| Technical | narrow gauge | voie étroite |
| Technical | narrow gauge track | voie étroite |
| Technical | narrow gauge railway | chemin de fer à voie étroite |
| Technical | narrow gauge road | ligne à voie étroite |
| Aeronautics | ||
| Aeronautics | washer narrow gauge | rondelle étroite |
| Aeronautics | narrow gauge lighting system | dispositif lumineux à voie étroite |
| Transportation | ||
| Transportation | narrow gauge | écartement étroit |
| Transportation | narrow gauge railway | voie ferrée étroite |
| Railway | ||
| Railway | narrow gauge | voie étroite |
| Railway | narrow gauge railway | voie étroite |
| Military | ||
| Military | narrow gauge railway | chemin de fer à voie étroite |
