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加拿大从1962年9月29日发射世界第一颗电离层“百灵鸟”卫星以来,迄今,历时二十一年。在国内通信卫星领域中,它利用美国的空间技术取得了显著的成就。它的空间政策是:自己不研制运载火箭,要依靠美国,而全力研究和发展通信和电视卫星,向国外输出星上用的高性能仪器,积极利用美国现有的陆地卫星和气象卫星资料和照片。与此同时,加拿大除了与美国航宇局和私营航宇公司合作外,还参加了欧空
Since the launch of the world’s first ionospheric “Lark” satellite on 29 September 1962, Canada has lasted for 21 years. In the field of domestic communications satellites, it has made remarkable achievements using the space technology in the United States. Its space policy is that it will rely on the United States to research and develop communications and television satellites, export high-performance on-board equipment to foreign countries and make active use of existing U.S. terrestrial and satellite data and photo. In the meantime, in addition to its cooperation with NASA and private aerospace companies, Canada also participated in the European space