Helium is used to pressurize tanks and help push fuel into the engines. Without proper helium flow, the rocket cannot safely fly. Because the upper stage is hard to reach at the launchpad, NASA rolled the stacked rocket back into the Vehicle Assembly Building, the sky-scraping hangar where it was originally put together.
🎯 适合人群：C语言学习者、数据结构初学者、面试准备者
，这一点在91视频中也有详细论述
We hope you’ve found this article useful. We appreciate you reading and welcome your feedback if you have it.
Not the Weakest Link。一键获取谷歌浏览器下载对此有专业解读
"Preliminary indication is that we had an oxygen/fuel leak in the cavity above the ship engine firewall that was large enough to build pressure in excess of the vent capacity," Musk said a short while later, adding that "nothing so far suggests pushing next launch past next month".
In addition, the program provides a text reader, so you can gauge your writing’s conversational tone.，更多细节参见搜狗输入法下载