一次伟大的返航1970年美国阿波罗13号登月任务是一次惊心动魄的事件,飞船发射两天后,服务舱的氧气罐发生了爆炸,严重损坏了飞船设备,造成了大量氧气和电力损失。飞船上的三位宇航员被迫决定返航。地面指挥中心有人提出让飞船立刻掉头并加速返回地球,以节约燃料和时间。但是,飞船上操控掉头的推进系统位于服务舱底部。由于不知道服务舱的损坏情 A great return The Apollo 13 mission to the moon in the United States in 1970 was an astonishing event. Two days after the launch of the spacecraft, the service tank oxygen tank exploded, seriously damaging the spacecraft equipment and causing a large amount of oxygen and electricity losses. The three astronauts on the spacecraft were forced to decide to return. Someone at the ground command center proposed that the spacecraft immediately turn around and accelerate its return to Earth in order to save fuel and time. However, the U-turn propulsion system on the spacecraft is located at the bottom of the service bay. Because I do not know the service compartment damage situation