工学 >>> 航空、航天科学技术 >>> 航天器结构与设计 >>> 火箭、导弹 人造地球卫星 空间探测器 宇宙飞船 航天站 航天飞机 航天器结构与设计其他学科
搜索结果: 1-4 共查到航天器结构与设计 observations相关记录4条 . 查询时间(0.04 秒)
Ocean surface albedo (OSA) is one of the important parameters in surface radiation budget (SRB). It is usually considered as a controlling factor of the heat exchange among the atmosphere and ocean. T...
Signals from very low frequency (VLF)/ low frequency (LF) transmitters recorded on the ground station at Petropavlovsk-Kamchatsky and on board the French DEMETER satellite were analyzed for the Simush...
The introduction of the Global Positioning System(GPS) ushered in a new era of affordable precise navigation.Differential GPS (DGPS) corrections have reduced positioning errors from about 100 meters t...
NASA will hold news briefings at 11 a.m. and noon EDT Wednesday, Sept. 9, to release and discuss the first images from the newly refurbished Hubble Space Telescope. NASA Television and the agency's W...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...