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selekcja w odbiorniku telegraficznym | |||
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wybór | |||
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szukanie w komutacji |
إختيار : 55 phrases in 9 subjects |
Automatic control | 8 |
Cables and cable production | 2 |
Electric motors | 1 |
Electricity generation | 1 |
Environment | 2 |
Mathematics | 4 |
Microsoft | 7 |
Telecommunications | 17 |
Telegraphy | 13 |