But in the worst-case scenario, the Deorbit Vehicle won’t be ready. Without it, a protocol agreed on in 2024, which relies on the Russian Progress spacecraft, could come into play. There will be vexing trade-offs to consider. Allowing the ISS to descend toward Earth on its own saves gas, which the ISS will need when it’s finally time to eject into the atmosphere and ensure a burial at sea. But a slow descent jeopardizes the machinery needed to maintain remote control.
Artemis II is not scheduled to land on the Moon, but will instead lay the groundwork for a future lunar landing led by the Artemis III mission.
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on a keypad. The machine then whisked the check away, printing the keyed data
其中，2703 家企业扩大了研发人员规模，2328 家在收缩，另有278 家因首次披露而未被纳入比较。在研发人员整体增长的背景下，扩张与收缩的比例为1.16:1，低于上年的1.64:1。这表明，本年度扩张研发人员的平均增量，大于收缩企业的平均减量，企业之间研发投入存在分化现象。