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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Large space structure are the symbol of the national building science and technology for not only its novel and prolific style but also plenty of new material and new technology have been adopted.

空间结构形式新颖丰富并且采用了大量的新材料、新技术，成为反映一个国家建筑科学技术水平的标志。

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A table space is a storage structure containing tables, indexes, large objects, and long data.

表空间是一个包含表、索引、大对象和长数据的存储结构。

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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