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S-IVB

  • 网络第二级;第三级;道格拉斯;行器公司
S-IVBS-IVB
  1. The S-IVB stage has its single engine gimbaled in pitch and yaw .

    S-IVB级有一个单独摆动发动机来作俯仰和偏航。

  2. This same feature is incorporated in the S-IV and the S-IVB stages .

    S-IV和S-IVB级包括了一些同样的特点。

  3. Located atop the S-IVB , which is the third stage of the Saturn V , is the guidance and control equipment for the launch vehicle .

    安装在土星v第三级S-IvB顶部的是发射飞行器的导航和控制设备。