這種風洞性能比日本2-30年前的還要差,不是弄個風洞試驗就表示真的有了,還很早--- 至於裡面說的美國只有一個4-7M的風洞,根本就是亂掰美國幾十年前就有能吹到24馬赫的風洞了 最新的LENS-X可以吹到30馬赫 World's Fastest Wind Tunnel Goes Hypersonic 11/03/08 6:00pmFiled to: MEGA ENGINEERING Wind tunnels have been used to test race cars, fighter planes, even bobsleds, but there's only one wind tunnel in the world that can hit Mach 30. The LENS-X wind tunnel can hit the hypersonic speeds necessary to test the latest ultrafast aircraft, space planes, and NASA's Orion space vehicle (pictured).