1170. This commonality permits greater ease of learning and understanding for pilots, aircraft maintenance technicians and engineers alike

2193. It is( )install more than two washers for each bolt

2192. If you do not do this at the same time,the alignment pins will get caught

2191. In the case of a revision to an illustration,a black vertical line or a black hand may be utilized to call attention to the changed portion

2190. 清洁涂抹密封胶的区域

2189. 铝合金又轻又坚固, 所以广泛地应用于飞机制造工业中。

2188. Apply force of 100N on the end of the lever

2187. They are installed in such a manner as to discharge fluid from the pressure line into a reservoir return line when the pressure exceeds the predetermined maximum for which the valve is adjusted

2186. Before you do servicing of the hydraulic system, isolate it

2185. Make sure that the indicator light comes on when the blades unfold

2184. Existing analyses were reviewed to identify components and areas that may have exhibited lower margins of safety