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| universal emergency response number (Alexander Demidov); universal emergency number (We are looking forward to working with NENA and its members to support the 911 universal emergency number and E-911 services," said Barry Bishop, senior ... Alexander Demidov) | |||
| единый номер вызова экстренных оперативных служб: 1 do fraz, 1 tematyki |
| Technika i technologia | 1 |