S-IVB造句怎么写

The S-IVB stage has its single engine gimbaled in pitch and yaw.

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

S-IV和S-IVB级包括了一些同样的特点。

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

安装在“土星V”第三级S-IVB顶部的是发*飞行器的*和控制设备。