(a) United Nations/Morocco/European Space Agency International Workshop on the Use of Space Technology for Sustainable Development, to be held in Rabat from 25 to 27 April;
(a) 联合国/摩洛哥/欧洲空间局利用空间技术促进可持续发展国际讲习班，将于4月25日至27日在拉巴特举办；