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| lame à plan parallèle; lame à faces parallèles | |||
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plate with : 55 phrases in 14 subjects |
| Agriculture | 2 |
| Chemistry | 4 |
| Coal | 1 |
| Construction | 4 |
| Earth sciences | 1 |
| Electronics | 2 |
| General | 1 |
| Industry | 5 |
| Mechanic engineering | 2 |
| Metallurgy | 25 |
| Municipal planning | 2 |
| Packaging | 2 |
| Technology | 3 |
| Transport | 1 |