The pre-solicitation released this week is not a request for proposals from industry—it states that a draft Request for Proposals is forthcoming. Rather, it seeks feedback from industry and interested stakeholders about an "objectives and requirements" document that outlines the goals of the Mars mission.
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小红书上“3D打印”相关笔记超200万条，从动漫手办到家居改造，这门曾属于极客圈层的小众技术，正加速走入普通人的生活场景。
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