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| isotrópico | |||
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isotropic : 40 phrases in 11 subjects |
| Antennas and waveguides | 2 |
| Communications | 9 |
| Earth sciences | 3 |
| Electronics | 14 |
| Industry | 1 |
| Life sciences | 5 |
| Lighting other than cinema | 2 |
| Magnetics | 1 |
| Materials science | 1 |
| Mathematics | 1 |
| Natural sciences | 1 |