 |
| |||
| plummet; section; pawn | |||
| vertical line | |||
| pi-meson; pion | |||
| riser; standpipe | |||
| π-meson | |||
| plumb bob (przyrząd); lead (przyrząd); plummet (przyrząd) | |||
| |||
| perpendicular | |||
| |||
| riser | |||
| |||
| department | |||
| |||
| plumb line | |||
| pion: 35 phrases in 9 subjects |
| Construction | 23 |
| Electric traction | 2 |
| Electrical engineering | 1 |
| Engineering | 1 |
| General | 1 |
| Microsoft | 2 |
| Nautical | 1 |
| Radio | 3 |
| Transport | 1 |