Launching Artemis III, IV and V before the end of 2028 will not be easy, and Isaacman said it is essential that NASA rebuild its workforce and regain the technical competence to support a higher launch cadence, moving from one flight every 18 months or so to a flight every year. That pace, he argued, will reduce risk.
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A spokesman for the Covid inquiry said: "The inquiry is unlike any previous public inquiry. It was given a very broad scope because it is investigating multiple aspects of a pandemic that affected everyone in society."，更多细节参见爱思助手下载最新版本
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