3028. Those units and components which provide aircraft navigational information Includes VOR, pitot, static, ILS, flight director, compasses, indicators, etc ( )

1272. You can verify the status of a discrete input for detailed fault isolation procedures ( )

1271. The air flows into the galleys through grilles and filters( )

1270. 螺旋桨的大修必须在一个合格的车间按照螺旋桨制造商提供的资料来完成。 ( )

1269. If you engage the pins incorrectly with the seats, the pins can become damaged ( )

1268. If you use alternative tools or equipment, it is the operator＇s responsibility to make sure that they give the same results and are as safe to the parts and personnel as the tools or equipment specified in the procedure ( )

1267. Make sure that the replacement has the correct dimensions( )

1266. One characteristic of the component is preventing its axis of rotation tilting as the earth rotates ( )

1265. Tell two persons to be prepared to operate the fire extinguishers( )

1264. 操作检查液压刹车蓄压器的预充压力( )

1263. Do the related troubleshooting procedures ( )