BEIJING, April 1 -- China sent a new data relay satellite into orbit from the Xichang Satellite Launch Center in southwest China's Sichuan Province late Sunday night.
The Tianlian II-01 satellite was launched at 11:51 p.m. Beijing Time by a Long March-3B carrier rocket.
As the first satellite to constitute China's second-generation data relay satellite network, the Tianlian II-01 will provide data relay, measurement and control, transmission services for manned spacecraft, satellites, carrier rockets and other non-spacecraft users.
The Tianlian II network will be markedly more advanced in mission planning, system management and operations than the first-generation network composed of Tianlian I satellites.
The new network, with faster data transfer and higher multi-objective service capability, will play an important role in improving the transmission promptness, in-orbit security and mission flexibility for medium- and low-Earth orbiting satellites and manned spacecraft.
The satellite is developed by the China Academy of Space Technology under the China Aerospace Science and Technology Corporation.
The launch marks the 301st mission of the Long March carrier rocket series.
雅思口语分类词汇 厨房用具
剑四高频词汇 总结
雅思听力场景和词汇 地理场景
雅思写作考试常用单词:动词篇
雅思分类词汇 - 化妆品
雅思词汇:地震相关词汇
雅思英语前缀和后缀的总结
雅思听力场景和词汇 生活咨询
雅思听力场景词语分类介绍
雅思场景词汇 - 外表衣着
雅思词汇:首饰词汇
雅思分类词汇 - 乘机旅行
雅思分类词汇 - 职位职务
雅思分类词汇:油漆涂料
雅思分类词汇 - 家具方面的词汇
雅思阅读医学类文章基本常用词汇
雅思分类词汇 - 职衔职称
雅思听力场景和词汇 个人健康场景
必备:雅思常见形近义远词汇辨析
雅思听力场景和词汇 工作场景
雅思常考十种场景词汇(7)
雅思分类词汇 - 机场指示篇
办理赴美留学手续常用词汇
外交常用词汇
城市、国家的雅称
雅思分类词汇:家具木材
雅思分类词汇 - 旅行签证
雅思分类词汇:家具风格
美容院词汇
雅思分类词汇:家居种类
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |