3087. To make something visible by an external source such as light ( )

1213. Measure the depth of the dent as shown in Figure 4 ( )

1212. STE regulates the way to express the content , but it does not regulate formatting [for example , typeface , numbering, and etc]( )

1211. If you cannot remove a bolt because or corrosion, apply penetrating oil( )

1210. Plastic covers are fitted into the seat tracks to cover the exposed track sections( )

1209. 固定卡子必须迅速移动到位。 ( )

1208. 如果混合后超过两小时,不要使用。( )

1207. 在操作地面测试设备之前,确保压力调节器设置为零。( )

1206. 典型的交流系统包括交流发电机、发电机调节系统、交流电源分配汇流条以及相关的保险和线路。 ( )

1205. Head aircraft into the wind ( )

1204. The zonal dryer system lowers the humidity in the crown area of the passenger cabin to decrease condensation on the inner surface of the fuselage skin( )