| |||
| filling with rubbles; filling with bricks; backing masonry; back-up masonry; back-up; backup | |||
| backfilling; backing | |||
|
Hintermauerung : 2 phrases in 2 subjects |
| Metallurgy | 1 |
| Transport | 1 |
| |||
| filling with rubbles; filling with bricks; backing masonry; back-up masonry; back-up; backup | |||
| backfilling; backing | |||
|
Hintermauerung : 2 phrases in 2 subjects |
| Metallurgy | 1 |
| Transport | 1 |