The Neutral Buoyancy Simulation Test is of significant importance for training astronaut, large space structure design, structure assembly on-orbit and maintenance technology research.

中性浮力地面模拟试验不仅可以用来训练航天员，对大型空间结构的设计及在轨组装与维修技术研究也具有重要的作用。

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One technology highlighted by NASA is solid freeform fabrication, a process that could be used to support fabrication and repair of large space structures, spacecraft primary structure and replacement components.

MSN: Future astronauts may rely on made-in-space parts