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illuminazione di riferimento |
基準 : 46 phrases in 11 subjects |
Antennas and waveguides | 8 |
Electronics | 2 |
Microsoft | 16 |
Nuclear physics | 2 |
Patents | 1 |
Power lines | 2 |
Radio | 1 |
Satellite communications | 2 |
Sound recording | 3 |
Telegraphy | 1 |
Telephony | 8 |