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Twin screw plane lands
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A single-rotor aircraft travels slowly,
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A single-rotor aircraft starts up, passes
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The noise of the receiver in the cockpit
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A single-rotor aircraft starts, leaves for
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Passenger plane takes off
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Single-rotor aircraft will not start
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Starting the engine of a passenger aircraft
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Two small passenger planes fly by
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A single-rotor aircraft flies past
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A single-rotor aircraft flies past (fast)
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A single-rotor aircraft slowly drives past
★★★★★