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发表于2024-11-25
Heroes in Space: From Gagarin to Challenger pdf epub mobi txt 电子书 下载 2024
Follows the U.S. and Russian space programs through their first twenty-five years, describes the differences between the two nations efforts in space, and looks at the future of manned space flight
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Heroes in Space: From Gagarin to Challenger pdf epub mobi txt 电子书 下载 2024