How ETOPS and High-Bypass Turbofans Ended the Four-Engine Passenger Airliner
From the 60-minute rule of 1953 to ETOPS-370 on the Airbus A350: how twinjet turbine reliability retired the 747 and A340.
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From the 60-minute rule of 1953 to ETOPS-370 on the Airbus A350: how twinjet turbine reliability retired the 747 and A340.
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