#2016年职称英语理工类B级阅读理解专项练习 搜索结果
TheRussianMirSpaceStation,whichcamedownin2001atlastafter15yearsofpioneeringtheconceptoflong-termhumanspaceflight,isrememberedforitsacplishmentsinthehumanspaceflighthistory.Itcanbecreditedwithmanyfirstsinspa