At right, a TransHab prototype is tested in a giant vacuum chamber at the Johnson Space Center.
上图右侧,约翰逊太空中心,一艘TransHab原型正在一个巨大的真空室中接受试验。
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Even though he was sure the design was sound, he built two prototypes of the TransHab module and demonstrated their resilience in a swimming pool and a vacuum chamber.
He read about TransHab in 1998, and learning of the project's imminent demise, he established Bigelow Aerospace in 1999 and bought an exclusive license to the NASA patents.