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tubo catódico |
cathode tube: 58 phrases in 11 subjects |
Antennas and waveguides | 6 |
Automated equipment | 1 |
Communications | 7 |
Earth sciences | 1 |
Electronics | 31 |
Information technology | 6 |
Measuring instruments | 1 |
Medical | 2 |
Natural sciences | 1 |
Radio | 1 |
Technology | 1 |