856.Water displacing corrosion inhibiting compound has been applied during construction on certain airplanes Ain the locations shown in this figure Periodic reapplication in these, and other locations, is required to maintain effectiveness of this protection ( )

80.燃油中的水是危险的。 ( )

79.Warning: Before you close the hatch , make sure that no persons are in the crew rest

compartment When the hatch is closed, there is no airflow to the compartment and there is a risk of suffocation ( )

78.高度和决断高度数据显示在主飞行显示器,多功能控制显示组件可选择并读取决断高度。

77.The effect of weight should also be scheduled if it significantly affect cruise performance ( )

76.If the light is too dim, replace the battery ( )

75.Use a drill bit that has a maximum length of 45 mm( )

74.列出每个故障的可能原因的第一步是显示系统的哪些部分可能出现故障。 ( )

73.The fuel quantity processor unit sends excitation to and receives signals from the tank units and the compensators ( )

72.Engine-driven pumps are primary pumps which run continuously when they are turned on ( )

71.Identify the bell crank and shaft with marks to prevent incorrect installation( )