• 2022-06-05
    1. Who are not in charge of the maintenance of the aircraft?
    A: Pilots
    B: Avionic engineer
    C: Mechanics
    D: Maintenance technicians
  • A

    内容

    • 0

      Our preventive maintenance service technicians ____ to work with all of the machine brands that we represent.

    • 1

      You pay a small maintenance charge once a month.

    • 2

      Maintenance means to control the timing of equipment maintenance.That is to say, the timing of maintenance is achieved through the use of different maintenance methods.Currently, there are three maintenance methods, which are: A: Periodic maintenance B: On-condition maintenance C: Random maintenance D: Breakdown Maintenance

    • 3

      Which of the following maintenance is to improve the performance of the software product? A: perfective maintenance B: adaptive maintenance C: corrective maintenance D: none of the above

    • 4

      Accident-based maintenance leads to high maintenance costs.