对于所有飞机在起飞和飞行中(可能)发生的所有的发动机故障(包括部分失效)，均应提供程序。
A Procedures shall be provided for all airplanes for all cases of engine failure, including partial failure, during takeoff and in flight.
B Procedures shall be provided for all airplanes for all cases of engine failure, including intermittent failure, during roll out and in flight.
C Procedures shall be provided for all airplanes for all cases of engine flame out, including parts failure, during takeoff and in flight.