3066. 确保单向阀上的箭头远离接地供气管。 ( )

　Make sure that the arrow on the check valve is distant from the ground air supply line;

　Make sure that the arrow on the relief valve stays away from the ground air supply line;

　Make sure that the arrow on the check valve points away from the ground air supply duct;

正确答案：C

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1234. 当相应的装置运行时,如果信号器面板 TRANSIT 灯不亮,则认为该灯不工作 ( )

1233. Do a continuity check at the Alternate Exhaust Fan Receptacle ( )

1232. 确保紧固件头部与蒙皮齐平( )

1231. 起落架位置对失速速度没有影响( )

1230. Check all parts for obvious defects in accordance with standard industry practices ( )

1229. In these conditions, the mechanical and electrical pitch trim systems will not operate ( )

1228. Provide ventilation for lavatories and galleys( )

1227. Disconnect the connection which is downstream of the valve ( )

1226. If bronze particles were found, repeat this full procedure [weight off wheels)within 30 days from the date of the findings

1225. These buses receive power directly from the battery ( )