While the rocket is inside, technicians will remove and inspect suspected helium system components, update any faulty hardware, and perform other work. That includes replacing batteries in the flight termination system — the emergency system that can destroy the rocket if it strays off course — swapping out a seal on the line that feeds liquid oxygen into the rocket, refreshing items inside Orion, and giving the closeout crew more practice sealing the capsule.
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。关于这个话题，91视频提供了深入分析
While they fly around the far side of the Moon, the crew will have three hours dedicated to lunar observation - to gaze, take images and to study its geology, which will help plan and prepare for a future landing at the Moon's south pole.
当年，乔布斯曾直接否定了「触控 MacBook」的可能性，他认为触控技术不太适合用在笔记本屏幕这种垂直放置的触控界面，用户需要一直举起手臂使用，很快就会疲劳。