1167. Use the torque wrench to tighten the bolts progressively

2196. 操作调光器电门确保光强发生变化

2195. 检查排水孔周围有没有腐蚀迹象。

2194. MAKE SURE THAT THE SPEEDBRAKE RETRACTS IMMEDIATELY

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