381.You can also do this test with a locally made tool ( )

556.Parallel wound motor is DC electric motor whose field coils are connected in parallel with the armature A parallel wound motor has a low starting torque, but is operates at a relatively constant speed ( )

555.If you start just one engine, the pack does not operate until two minutes after the start The pack OFF light stays on during the two minutes ( )

554.The primary document containing the procedures for the continuing airworthiness of an airplane is the airplane’s maintenance manual( )

553.Ingeneral, however, it is desired that the following chapter arrangements and breakdown be followed uniformly and to the maximum extent practicable in all manuals ( )

552.滑油的另一个重要作用是保护金属表面不被腐蚀。( )

551.Use the mark to help you put the clamp in its correct position( )

550.EEC 接收来自高压涡轮的模拟信号( )

549.Send an order for the specified paint directly to the manufacturer( )

548.用干净的布吸收液体。( )

547.分解转子顺序如下( )