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unmanned helicopter (Wall Street Journal. – 2010. – January 30. Alex_Odeychuk); rotordrone (qwarty); helidrone (qwarty); rotor drone (MichaelBurov); rotor copter (MichaelBurov); copter (MichaelBurov); rotorcopter (MichaelBurov) | |||
helicopter drone | |||
pilotless helicopter | |||
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drone helicopter |
беспилотный вертолёт: 8 phrases in 3 subjects |
General | 2 |
Military | 3 |
Technology | 3 |