NASA 研发核推进火箭系统

<p><img src="http://imagev2.xmcdn.com/storages/4015-audiofreehighqps/70/93/GMCoOSEImTPbAAGRXAI_ej87.jpg!op_type=4&device_type=ios&interlace=Line&upload_type=attachment&name=mobile_large&quality=7"><br></p><p>本期奇客情报站，主播孙小美将为您播报：</p><p>NASA 研发核推进火箭系统<br></p><br /><br /><p>查看节目原文：<br /><a href="https://www.ximalaya.com/sound/652299722">https://www.ximalaya.com/sound/652299722</a></p>