3239. 拆下四个螺栓中的一个。

124. Blind rivet is a special rivet used in a sheet metal structure that can be installed when there is access to only one side of the metal

123. 飞机接地。

122. 维修信息需要持续的更新。

121. However, manufacturers may omit System/Chapters that are not applicable to the product or combine system/Chapters where it is feasible

120. Make sure that you have a satisfactory view of all components

119. 从滑油箱上拆下磁性排放堵头。

118. 在燃油泄漏区域涂抹滑石粉

117. Before you move the controls, disengage the locks

116. 燃油中的水是危险的。

115. 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