two-condition
| signalling code
| two conditions abbr. | |
| telegr. | bivalent |
| signalling code abbr. | |
| gen. | code des transmissions |
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| bivalent m | |||
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two-condition : 12 phrases in 5 subjects |
| Communications | 2 |
| Electronics | 2 |
| Information technology | 5 |
| Insurance | 1 |
| Law | 2 |