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在1994年底,航天飞机轨道器将装备MKI“延长飞行时间的轨道器”(EDO)的辅助低温推进剂货架,能使轨道器飞行任务时间延长到20天之久,货架中附加的低温推进剂贮箱能为燃料电池供电系统提供所需的低温燃料。
At the end of 1994, the space shuttle orbiter will be equipped with the MKI “Extended-Orbiter Extended Orbiter” (EDO) auxiliary cryogenic propellant shelves to extend orbital mission mission time to 20 days with additional cryogenic propellants Tanks provide the fuel cell power system with the required low temperature fuel.