The Su-57 creates a world first, cruising at Mach 2 supersonic speed, can the AL-51F superturbofan-15?

{"info":{"title":{"content":"Su-57创造世界第一，以2马赫超音速巡航，AL-51F能超涡扇-15吗？","en":"The Su-57 creates a world first, cruising at Mach 2 supersonic speed, can the AL-51F superturbofan-15?"},"description":{"content":"美军开始退役的F-22，在很长一段历史时期内被认为是唯一现实“4S”标准的隐形战斗机，其实最为特殊的一项能力就是超音速巡...","en":"The F-22, which the U.S. military began to retire, was considered to be the only realistic \"4S\" standard stealth fighter for a long period of time."}},"items":[]}