相关题目
857、Make sure that you turn the control knob counterclockwise.
856、Make sure that you remove all tool and equipment.
855、Make sure that the indication on the gauge agrees with the quantity that is in the tank.
854、Make sure that the cabin pressure stays constant.
853、If test result fail, the; repair extent should be depended on the troubles
852、Keep tools away and pick up debris near the engine
851、Keep all the parts that are serviceable and discard those that are broken.
850、Increase the pressure slowly ,not more than one turn each minute
849、In the alternative, the acronym CAP may be used
848、If you do not safety the door it is possible that strong winds will cause damage to the structure.
