俄罗斯宇航科学院一位航天专家近日称,尽管安全纪录相当糟糕,但俄“质子”M火箭仍将是一种关键的运载工具。他认为,“质子”号会留住其客户,并保住其特有地位,原因是商业航天发射市场缺少这一级别的火箭。“质子”M和欧洲的“阿里安”5目前是使用最 A space expert at the Russian Aerospace Academy recently said that although the safety record is rather bad, the Russian “proton” M rocket will remain a key carrier. In his view, “Proton ” will retain its customers and retain its peculiar status because the commercial launch space lacks this level of rockets. “Proton ” M and European “Arian ” 5 are currently the most used