短语词组短语Scramjet test 超燃冲压发动机试验scramjet engine 超燃冲压发动机scramjet combustor Scramjet 燃烧室;超音速燃烧室scramjet inlet 超燃冲压发动机进气道Scramjet engines 超燃冲压喷气发动机Scramjet nozzle 超燃冲压发动机尾喷管scramjet module 超燃模块scramjet modeI 碳 返回 scramjet