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camada | |||
plano | |||
estrato | |||
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camada E normal |
طبقة : 44 phrases in 11 subjects |
Antennas and waveguides | 1 |
Electronics | 2 |
Environment | 7 |
Isolation | 1 |
Microsoft | 18 |
Radio | 7 |
Radiology | 2 |
Semiconductors | 1 |
Statistics | 1 |
Vacuum tubes | 2 |
Video recording | 2 |