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| 太空船一号的成功尝试 | |
| 摘 要： | On June 21, 2004, Space-ShipOne, a spaceship de-signed, built and piloted without fund-ing ( 资助 ) from any government,made history when it completed the first successful privately manned space flight. |
| 本文献已被 CNKI 等数据库收录！ | |
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