 |
| |||
| fluted; ribbed; channelled; chequered | |||
| knurled | |||
| box grooved | |||
| scored | |||
| checkered; corrugated; grooved; wavy; ridged | |||
|
рифлений : 11 a las frases, 6 temas |
| Construcción | 3 |
| General | 1 |
| Industria | 1 |
| Metalurgia | 3 |
| Química | 1 |
| Tecnología | 2 |
|
| |||
| fluted; ribbed; channelled; chequered | |||
| knurled | |||
| box grooved | |||
| scored | |||
| checkered; corrugated; grooved; wavy; ridged | |||
|
рифлений : 11 a las frases, 6 temas |
| Construcción | 3 |
| General | 1 |
| Industria | 1 |
| Metalurgia | 3 |
| Química | 1 |
| Tecnología | 2 |