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| substância | |||
| materiais | |||
| matéria | |||
| مادة: 103 phrases in 13 subjects |
| Accumulators | 2 |
| Antennas and waveguides | 5 |
| Electric machinery | 3 |
| Electronics | 4 |
| Environment | 48 |
| Isolation | 8 |
| Lighting other than cinema | 3 |
| Magnetics | 16 |
| Microsoft | 2 |
| Piezoelectric crystals | 3 |
| Printed circuit boards | 3 |
| Radiology | 5 |
| Thermal Energy | 1 |