图书标签: 航天科普 NASA
发表于2024-12-24
Project Vanguard pdf epub mobi txt 电子书 下载 2024
This authoritative, illustrated history chronicles the Vanguard project, which placed one of the United States' earliest successful man-made satellites into Earth orbit. In addition to analysis of the program's scientific and technical challenges, it surveys the influence of the launchings of the first Russian Sputniks and Vanguard's impact on subsequent space missions.
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Project Vanguard pdf epub mobi txt 电子书 下载 2024