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backbone network | |||
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backbone (network, the top level in a hierarchical network) | |||
system of engineering communication networks and services |
reseau principal : 18 phrases in 8 subjects |
Aviation | 3 |
Communications | 3 |
Environment | 1 |
Finances | 1 |
Life sciences | 2 |
Telegraphy | 1 |
Transport | 6 |
Water resources | 1 |