论文部分内容阅读
日本与美国普惠和ＧＥ公司、英国罗－罗公司及法国斯奈克公司合作于１９８９年开始实施１０年的高超音速推进系统研究（ＨＹＰＲ）计划，目的是为ＳＳＴ／ＨＳＴ的推进系统研究技术基础。这项投资约３亿美元的计划，现已完成，通过试验和研究验证了组合循环发动机的可行性
Japan and the United States Pratt & Whitney and the GE company, the British Luo - Luo company and the French Snec company in 1989 began 10 years of hypersonic propulsion system research (HYPR) program, the purpose is to promote SST / HST system research technology basis. The $ 300 million investment plan has now been completed and the feasibility of combined cycle engines has been verified through experiments and studies