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“阿里安”运载火箭是法、德、意等欧洲工业国家组成的欧洲空间局研制的系列运载火箭。从 1979年 12月第一枚“阿里安”-1运载火箭成功发射以来,已有-2、-3、-4多种型号。该系列运载火箭以其高可靠性和低发射费用,在国际卫星发射市场上占有40%的份额。为保持这种高市场占有率,欧洲空间局推出了新一代运载火箭“阿里安”-5,它将取代“阿里安”-4,成为本世纪末和下世纪初,欧洲唯一具有10吨以上低轨道发射能力的大型运载火箭。
“Ariane ” launch vehicle is a series of launch vehicles developed by the European Space Agency, which is composed of European industrial countries such as France, Germany and Italy. Since December 1979, the first “Ariane” - 1 launch vehicle successfully launched, there have been -2, -3, -4 multiple models. This series of launch vehicles occupy 40% of the international satellite launch market with its high reliability and low launch cost. In order to maintain this high market share, the European Space Agency has launched a new generation of launch vehicles “Ariane” - 5, which will replace “Ariane” - 4 and become the only country in Europe to have the end of this century and the beginning of the next century Large launch vehicle capable of transmitting over 10 tons of low orbit.