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俄罗斯进步火箭航天中心将启动新型联盟5中型运载火箭的研制工作。俄2016年—2025年联邦航天计划要求2018年—2025年在“凤凰”研制项目下研制一种新一代中型运载火箭。预计俄政府将为该火箭研制工作拨款近4.98亿美元。火箭第一级拟采用RD-171MV液氧/煤油发动机;第二级将采用联盟2-1b火箭;第三级使用的RD-0124M液氧/
Russia’s Rocket Space Center will launch the development of a new alliance 5 medium-sized carrier rocket. Russia 2016 - 2025 Federal Space Program Requirements 2018 - 2025 Under the “Phoenix” development project to develop a new generation of medium-sized carrier rocket. It is estimated that the Russian government will allocate nearly 498 million U.S. dollars for the rocket development work. The rocket first level to be used RD-171MV liquid oxygen / kerosene engine; the second level will use the Union 2-1b rocket; the third level using the RD-0124M liquid oxygen /