The Viking spacecraft consisted of two orbiters.
维京太空船由两个轨道航行器组成.
互联网
The moon is also home to lunar orbiters that mapped the moon before they crashed into its surface, adding to the garbage heap.
Copyright © mingxiaow.com All Rights Reserved. 杭州优配网络科技有限公司 版权所有 未经书面允许不得转载、复制信息内容、建立镜像
本网站内容仅供参考，请以各学校实际情况为主！内容侵权或错误投诉：841539661@qq.com 工信部备案号：浙ICP备20019715号
