用S-IVB造句子，“S-IVB”造句

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

安裝在“土星V”第三級S-IVB頂部的是發*飛行器的*和控制設備。

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級包括了一些同樣的特點。