内图:澳大利亚提供的精确有效载荷运载系统 (PPDS) 纸板无人机，这种无人机由蜡纸板和橡皮筋制作

来源: bigbang2000 于 2023-08-28 21:38:31 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.