相关题目
175.The second or more publications replace the previous original edition( )
174.Inspection is accomplished with the ground without the use of stand and ladder( )
173.A filter prevents contamination of the components in the system( )
172.The checklist should be limited to the minimum number of items determined to be essential to aid the pilot in an emergency( )
171.Push the mounting bracket up and into the mounting slots ( )
170.A separate lamp is included in the left dome light that is part of the emergency light system( )
169.A square wave is produce when there is a flow of electrons for a set period that stops for a set amount of time and then repeats ( )
168.用消毒剂溶液冲洗管道。 ( )
167.确保着陆灯切断开关电源连接安全。( )
166.A 406 MHz digital signal identifies the emergency locator transmitter and its location( )
