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| English | Russian |
| point of diminishing returns | точка падения эффективности |
| point of diminishing returns | рубеж падения эффективности |
| point of no return | рубеж возврата |
| Point of No Return | точка невозврата (The point during a flight at which an aircraft is no longer capable of returning to the airfield from which it took off due to fuel considerations. Beyond this point the aircraft must proceed to some other destination.  skybrary.aero Киселев) |
| point of safe return | рубеж ухода (Alexander Demidov) |
| point of safe return | рубеж возврата (по запасу топлива) |