• 这些方法结果作为无人机双发助推器发射起飞设计依据

    These experimental results and concepts may be used as the design basis of the twin boosters for launching the pilotless aircraft.

    youdao

  • 这些方法结果作为无人机双发助推器发射起飞设计依据

    These experimental results and concepts may be used as the design basis of the twin boosters for launching the pilotless aircraft.

    youdao

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