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| autocommutateur Centrex; système Centrex; Centrex m | |||
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| système Centrex; centrex m | |||
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| PABX centralisé | |||
| Английский тезаурус | |||
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| central exchange | |||
| central office exchange service | |||
| International Exhibition Statistics Union | |||
| centre exchange | |||
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Centrex : 7 фраз в 1 тематике |
| Связь | 7 |